Home / 48,175.98-66,502.17-31,820.82

Finding the Fourth Proportional to 48,175.98, 66,502.17 and 31,820.82

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Solution

The fourth proportional to 48,175.98, 66,502.17 and 31,820.82 is: 43,925.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,175.98 : 66,502.17 = 31,820.82 : x
  2. Step 2: Convert to fraction form
    48,175.98/66,502.17 = 31,820.82/x
  3. Step 3: Cross multiply
    48,175.98x = 66,502.17 × 31,820.82
  4. Step 4: Simplify right side
    48,175.98x = 2,116,153,581.18
  5. Step 5: Solve for x
    x = 2,116,153,581.18/48,175.98
  6. Step 6: Final answer
    x = 43,925.49

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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.