Home / 92,914.32-128,229.66-52,635.30

Finding the Fourth Proportional to 92,914.32, 128,229.66 and 52,635.30

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Solution

The fourth proportional to 92,914.32, 128,229.66 and 52,635.30 is: 72,641.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,914.32 : 128,229.66 = 52,635.30 : x
  2. Step 2: Convert to fraction form
    92,914.32/128,229.66 = 52,635.30/x
  3. Step 3: Cross multiply
    92,914.32x = 128,229.66 × 52,635.30
  4. Step 4: Simplify right side
    92,914.32x = 6,749,406,623.00
  5. Step 5: Solve for x
    x = 6,749,406,623.00/92,914.32
  6. Step 6: Final answer
    x = 72,641.19

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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.