Home / 65,153.61-89,921.39-37,552.90

Finding the Fourth Proportional to 65,153.61, 89,921.39 and 37,552.90

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Solution

The fourth proportional to 65,153.61, 89,921.39 and 37,552.90 is: 51,828.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,153.61 : 89,921.39 = 37,552.90 : x
  2. Step 2: Convert to fraction form
    65,153.61/89,921.39 = 37,552.90/x
  3. Step 3: Cross multiply
    65,153.61x = 89,921.39 × 37,552.90
  4. Step 4: Simplify right side
    65,153.61x = 3,376,808,966.53
  5. Step 5: Solve for x
    x = 3,376,808,966.53/65,153.61
  6. Step 6: Final answer
    x = 51,828.42

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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.