Home / 89,542.72-123,557.74-60,534.22

Finding the Fourth Proportional to 89,542.72, 123,557.74 and 60,534.22

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Solution

The fourth proportional to 89,542.72, 123,557.74 and 60,534.22 is: 83,529.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,542.72 : 123,557.74 = 60,534.22 : x
  2. Step 2: Convert to fraction form
    89,542.72/123,557.74 = 60,534.22/x
  3. Step 3: Cross multiply
    89,542.72x = 123,557.74 × 60,534.22
  4. Step 4: Simplify right side
    89,542.72x = 7,479,470,955.63
  5. Step 5: Solve for x
    x = 7,479,470,955.63/89,542.72
  6. Step 6: Final answer
    x = 83,529.64

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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.