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Finding the Fourth Proportional to 67,259.59, 92,810.11 and 38,577.77

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Solution

The fourth proportional to 67,259.59, 92,810.11 and 38,577.77 is: 53,232.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,259.59 : 92,810.11 = 38,577.77 : x
  2. Step 2: Convert to fraction form
    67,259.59/92,810.11 = 38,577.77/x
  3. Step 3: Cross multiply
    67,259.59x = 92,810.11 × 38,577.77
  4. Step 4: Simplify right side
    67,259.59x = 3,580,407,077.25
  5. Step 5: Solve for x
    x = 3,580,407,077.25/67,259.59
  6. Step 6: Final answer
    x = 53,232.66

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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.