Home / 96,655.08-133,425.86-90,602.56

Finding the Fourth Proportional to 96,655.08, 133,425.86 and 90,602.56

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Solution

The fourth proportional to 96,655.08, 133,425.86 and 90,602.56 is: 125,070.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,655.08 : 133,425.86 = 90,602.56 : x
  2. Step 2: Convert to fraction form
    96,655.08/133,425.86 = 90,602.56/x
  3. Step 3: Cross multiply
    96,655.08x = 133,425.86 × 90,602.56
  4. Step 4: Simplify right side
    96,655.08x = 12,088,724,486.20
  5. Step 5: Solve for x
    x = 12,088,724,486.20/96,655.08
  6. Step 6: Final answer
    x = 125,070.76

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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.