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Finding the Fourth Proportional to 60,159.01, 90,208.13 and 35,206.55

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Solution

The fourth proportional to 60,159.01, 90,208.13 and 35,206.55 is: 52,792.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,159.01 : 90,208.13 = 35,206.55 : x
  2. Step 2: Convert to fraction form
    60,159.01/90,208.13 = 35,206.55/x
  3. Step 3: Cross multiply
    60,159.01x = 90,208.13 × 35,206.55
  4. Step 4: Simplify right side
    60,159.01x = 3,175,917,039.25
  5. Step 5: Solve for x
    x = 3,175,917,039.25/60,159.01
  6. Step 6: Final answer
    x = 52,792.04

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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.