Home / 157,168.62-235,746.60-38,836.86

Finding the Fourth Proportional to 157,168.62, 235,746.60 and 38,836.86

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Solution

The fourth proportional to 157,168.62, 235,746.60 and 38,836.86 is: 58,253.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,168.62 : 235,746.60 = 38,836.86 : x
  2. Step 2: Convert to fraction form
    157,168.62/235,746.60 = 38,836.86/x
  3. Step 3: Cross multiply
    157,168.62x = 235,746.60 × 38,836.86
  4. Step 4: Simplify right side
    157,168.62x = 9,155,657,699.68
  5. Step 5: Solve for x
    x = 9,155,657,699.68/157,168.62
  6. Step 6: Final answer
    x = 58,253.73

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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.