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Finding the Fourth Proportional to 61,887.90, 92,831.76 and 22,444.92

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Solution

The fourth proportional to 61,887.90, 92,831.76 and 22,444.92 is: 33,667.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,887.90 : 92,831.76 = 22,444.92 : x
  2. Step 2: Convert to fraction form
    61,887.90/92,831.76 = 22,444.92/x
  3. Step 3: Cross multiply
    61,887.90x = 92,831.76 × 22,444.92
  4. Step 4: Simplify right side
    61,887.90x = 2,083,601,426.66
  5. Step 5: Solve for x
    x = 2,083,601,426.66/61,887.90
  6. Step 6: Final answer
    x = 33,667.35

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1.5x scale

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.