Home / 187,597.31-281,293.90-67,637.93

Finding the Fourth Proportional to 187,597.31, 281,293.90 and 67,637.93

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Solution

The fourth proportional to 187,597.31, 281,293.90 and 67,637.93 is: 101,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,597.31 : 281,293.90 = 67,637.93 : x
  2. Step 2: Convert to fraction form
    187,597.31/281,293.90 = 67,637.93/x
  3. Step 3: Cross multiply
    187,597.31x = 281,293.90 × 67,637.93
  4. Step 4: Simplify right side
    187,597.31x = 19,026,137,117.63
  5. Step 5: Solve for x
    x = 19,026,137,117.63/187,597.31
  6. Step 6: Final answer
    x = 101,420.10

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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.