Home / 89,598.83-134,303.87-45,132.12

Finding the Fourth Proportional to 89,598.83, 134,303.87 and 45,132.12

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Solution

The fourth proportional to 89,598.83, 134,303.87 and 45,132.12 is: 67,650.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,598.83 : 134,303.87 = 45,132.12 : x
  2. Step 2: Convert to fraction form
    89,598.83/134,303.87 = 45,132.12/x
  3. Step 3: Cross multiply
    89,598.83x = 134,303.87 × 45,132.12
  4. Step 4: Simplify right side
    89,598.83x = 6,061,418,490.13
  5. Step 5: Solve for x
    x = 6,061,418,490.13/89,598.83
  6. Step 6: Final answer
    x = 67,650.65

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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.