Home / 88,437.38-122,047.22-50,711.63

Finding the Fourth Proportional to 88,437.38, 122,047.22 and 50,711.63

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Solution

The fourth proportional to 88,437.38, 122,047.22 and 50,711.63 is: 69,984.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,437.38 : 122,047.22 = 50,711.63 : x
  2. Step 2: Convert to fraction form
    88,437.38/122,047.22 = 50,711.63/x
  3. Step 3: Cross multiply
    88,437.38x = 122,047.22 × 50,711.63
  4. Step 4: Simplify right side
    88,437.38x = 6,189,212,979.71
  5. Step 5: Solve for x
    x = 6,189,212,979.71/88,437.38
  6. Step 6: Final answer
    x = 69,984.13

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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.