Home / 92,313.36-138,269.16-60,687.72

Finding the Fourth Proportional to 92,313.36, 138,269.16 and 60,687.72

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Solution

The fourth proportional to 92,313.36, 138,269.16 and 60,687.72 is: 90,899.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,313.36 : 138,269.16 = 60,687.72 : x
  2. Step 2: Convert to fraction form
    92,313.36/138,269.16 = 60,687.72/x
  3. Step 3: Cross multiply
    92,313.36x = 138,269.16 × 60,687.72
  4. Step 4: Simplify right side
    92,313.36x = 8,391,240,066.72
  5. Step 5: Solve for x
    x = 8,391,240,066.72/92,313.36
  6. Step 6: Final answer
    x = 90,899.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.