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Finding the Fourth Proportional to 92,945.83, 128,264.93 and 52,667.27

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Solution

The fourth proportional to 92,945.83, 128,264.93 and 52,667.27 is: 72,680.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,945.83 : 128,264.93 = 52,667.27 : x
  2. Step 2: Convert to fraction form
    92,945.83/128,264.93 = 52,667.27/x
  3. Step 3: Cross multiply
    92,945.83x = 128,264.93 × 52,667.27
  4. Step 4: Simplify right side
    92,945.83x = 6,755,363,637.93
  5. Step 5: Solve for x
    x = 6,755,363,637.93/92,945.83
  6. Step 6: Final answer
    x = 72,680.65

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1.5x scale

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.