Home / 97,664.13-145,675.16-88,694.70

Finding the Fourth Proportional to 97,664.13, 145,675.16 and 88,694.70

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Solution

The fourth proportional to 97,664.13, 145,675.16 and 88,694.70 is: 132,296.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,664.13 : 145,675.16 = 88,694.70 : x
  2. Step 2: Convert to fraction form
    97,664.13/145,675.16 = 88,694.70/x
  3. Step 3: Cross multiply
    97,664.13x = 145,675.16 × 88,694.70
  4. Step 4: Simplify right side
    97,664.13x = 12,920,613,956.50
  5. Step 5: Solve for x
    x = 12,920,613,956.50/97,664.13
  6. Step 6: Final answer
    x = 132,296.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.