Home / 97,999.05-146,899.29-66,412.29

Finding the Fourth Proportional to 97,999.05, 146,899.29 and 66,412.29

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Solution

The fourth proportional to 97,999.05, 146,899.29 and 66,412.29 is: 99,551.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,999.05 : 146,899.29 = 66,412.29 : x
  2. Step 2: Convert to fraction form
    97,999.05/146,899.29 = 66,412.29/x
  3. Step 3: Cross multiply
    97,999.05x = 146,899.29 × 66,412.29
  4. Step 4: Simplify right side
    97,999.05x = 9,755,918,248.27
  5. Step 5: Solve for x
    x = 9,755,918,248.27/97,999.05
  6. Step 6: Final answer
    x = 99,551.15

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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.