Home / 88,077.12-121,577.94-52,267.13

Finding the Fourth Proportional to 88,077.12, 121,577.94 and 52,267.13

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Solution

The fourth proportional to 88,077.12, 121,577.94 and 52,267.13 is: 72,147.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,077.12 : 121,577.94 = 52,267.13 : x
  2. Step 2: Convert to fraction form
    88,077.12/121,577.94 = 52,267.13/x
  3. Step 3: Cross multiply
    88,077.12x = 121,577.94 × 52,267.13
  4. Step 4: Simplify right side
    88,077.12x = 6,354,529,387.22
  5. Step 5: Solve for x
    x = 6,354,529,387.22/88,077.12
  6. Step 6: Final answer
    x = 72,147.33

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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.