Home / 62,411.21-86,127.35-34,116.90

Finding the Fourth Proportional to 62,411.21, 86,127.35 and 34,116.90

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Solution

The fourth proportional to 62,411.21, 86,127.35 and 34,116.90 is: 47,081.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,411.21 : 86,127.35 = 34,116.90 : x
  2. Step 2: Convert to fraction form
    62,411.21/86,127.35 = 34,116.90/x
  3. Step 3: Cross multiply
    62,411.21x = 86,127.35 × 34,116.90
  4. Step 4: Simplify right side
    62,411.21x = 2,938,397,885.56
  5. Step 5: Solve for x
    x = 2,938,397,885.56/62,411.21
  6. Step 6: Final answer
    x = 47,081.25

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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.