Home / 209,929.52-314,864.82-60,182.60

Finding the Fourth Proportional to 209,929.52, 314,864.82 and 60,182.60

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Solution

The fourth proportional to 209,929.52, 314,864.82 and 60,182.60 is: 90,265.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,929.52 : 314,864.82 = 60,182.60 : x
  2. Step 2: Convert to fraction form
    209,929.52/314,864.82 = 60,182.60/x
  3. Step 3: Cross multiply
    209,929.52x = 314,864.82 × 60,182.60
  4. Step 4: Simplify right side
    209,929.52x = 18,949,381,941.81
  5. Step 5: Solve for x
    x = 18,949,381,941.81/209,929.52
  6. Step 6: Final answer
    x = 90,265.45

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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.