Home / 78,232.64-117,302.08-24,901.58

Finding the Fourth Proportional to 78,232.64, 117,302.08 and 24,901.58

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Solution

The fourth proportional to 78,232.64, 117,302.08 and 24,901.58 is: 37,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,232.64 : 117,302.08 = 24,901.58 : x
  2. Step 2: Convert to fraction form
    78,232.64/117,302.08 = 24,901.58/x
  3. Step 3: Cross multiply
    78,232.64x = 117,302.08 × 24,901.58
  4. Step 4: Simplify right side
    78,232.64x = 2,921,007,129.29
  5. Step 5: Solve for x
    x = 2,921,007,129.29/78,232.64
  6. Step 6: Final answer
    x = 37,337.45

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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.