Home / 56,207.54-77,567.98-31,058.66

Finding the Fourth Proportional to 56,207.54, 77,567.98 and 31,058.66

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Solution

The fourth proportional to 56,207.54, 77,567.98 and 31,058.66 is: 42,861.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,207.54 : 77,567.98 = 31,058.66 : x
  2. Step 2: Convert to fraction form
    56,207.54/77,567.98 = 31,058.66/x
  3. Step 3: Cross multiply
    56,207.54x = 77,567.98 × 31,058.66
  4. Step 4: Simplify right side
    56,207.54x = 2,409,157,517.71
  5. Step 5: Solve for x
    x = 2,409,157,517.71/56,207.54
  6. Step 6: Final answer
    x = 42,861.82

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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.