Home / 102,048.87-153,142.98-35,488.35

Finding the Fourth Proportional to 102,048.87, 153,142.98 and 35,488.35

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Solution

The fourth proportional to 102,048.87, 153,142.98 and 35,488.35 is: 53,256.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,048.87 : 153,142.98 = 35,488.35 : x
  2. Step 2: Convert to fraction form
    102,048.87/153,142.98 = 35,488.35/x
  3. Step 3: Cross multiply
    102,048.87x = 153,142.98 × 35,488.35
  4. Step 4: Simplify right side
    102,048.87x = 5,434,791,674.28
  5. Step 5: Solve for x
    x = 5,434,791,674.28/102,048.87
  6. Step 6: Final answer
    x = 53,256.76

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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.