Home / 58,787.28-81,071.16-45,337.23

Finding the Fourth Proportional to 58,787.28, 81,071.16 and 45,337.23

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Solution

The fourth proportional to 58,787.28, 81,071.16 and 45,337.23 is: 62,522.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,787.28 : 81,071.16 = 45,337.23 : x
  2. Step 2: Convert to fraction form
    58,787.28/81,071.16 = 45,337.23/x
  3. Step 3: Cross multiply
    58,787.28x = 81,071.16 × 45,337.23
  4. Step 4: Simplify right side
    58,787.28x = 3,675,541,827.29
  5. Step 5: Solve for x
    x = 3,675,541,827.29/58,787.28
  6. Step 6: Final answer
    x = 62,522.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.