Home / 52,337.28-78,374.64-31,264.32

Finding the Fourth Proportional to 52,337.28, 78,374.64 and 31,264.32

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Solution

The fourth proportional to 52,337.28, 78,374.64 and 31,264.32 is: 46,818.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,337.28 : 78,374.64 = 31,264.32 : x
  2. Step 2: Convert to fraction form
    52,337.28/78,374.64 = 31,264.32/x
  3. Step 3: Cross multiply
    52,337.28x = 78,374.64 × 31,264.32
  4. Step 4: Simplify right side
    52,337.28x = 2,450,329,824.84
  5. Step 5: Solve for x
    x = 2,450,329,824.84/52,337.28
  6. Step 6: Final answer
    x = 46,818.06

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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.