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Finding the Fourth Proportional to 242,085.68, 363,128.55 and 64,593.35

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Solution

The fourth proportional to 242,085.68, 363,128.55 and 64,593.35 is: 96,890.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,085.68 : 363,128.55 = 64,593.35 : x
  2. Step 2: Convert to fraction form
    242,085.68/363,128.55 = 64,593.35/x
  3. Step 3: Cross multiply
    242,085.68x = 363,128.55 × 64,593.35
  4. Step 4: Simplify right side
    242,085.68x = 23,455,687,386.53
  5. Step 5: Solve for x
    x = 23,455,687,386.53/242,085.68
  6. Step 6: Final answer
    x = 96,890.03

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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.