Home / 103,891,275.70-155,734,124.55-49,207,746.40

Finding the Fourth Proportional to 103,891,275.70, 155,734,124.55 and 49,207,746.40

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Solution

The fourth proportional to 103,891,275.70, 155,734,124.55 and 49,207,746.40 is: 73,762,933.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,891,275.70 : 155,734,124.55 = 49,207,746.40 : x
  2. Step 2: Convert to fraction form
    103,891,275.70/155,734,124.55 = 49,207,746.40/x
  3. Step 3: Cross multiply
    103,891,275.70x = 155,734,124.55 × 49,207,746.40
  4. Step 4: Simplify right side
    103,891,275.70x = 7,663,325,306,682,414
  5. Step 5: Solve for x
    x = 7,663,325,306,682,414/103,891,275.70
  6. Step 6: Final answer
    x = 73,762,933.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.