Home / 48,282.67-72,427.65-31,377.16

Finding the Fourth Proportional to 48,282.67, 72,427.65 and 31,377.16

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Solution

The fourth proportional to 48,282.67, 72,427.65 and 31,377.16 is: 47,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,282.67 : 72,427.65 = 31,377.16 : x
  2. Step 2: Convert to fraction form
    48,282.67/72,427.65 = 31,377.16/x
  3. Step 3: Cross multiply
    48,282.67x = 72,427.65 × 31,377.16
  4. Step 4: Simplify right side
    48,282.67x = 2,272,573,962.47
  5. Step 5: Solve for x
    x = 2,272,573,962.47/48,282.67
  6. Step 6: Final answer
    x = 47,068.11

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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.