Home / 97,637.20-146,412.60-45,062.80

Finding the Fourth Proportional to 97,637.20, 146,412.60 and 45,062.80

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Solution

The fourth proportional to 97,637.20, 146,412.60 and 45,062.80 is: 67,574.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,637.20 : 146,412.60 = 45,062.80 : x
  2. Step 2: Convert to fraction form
    97,637.20/146,412.60 = 45,062.80/x
  3. Step 3: Cross multiply
    97,637.20x = 146,412.60 × 45,062.80
  4. Step 4: Simplify right side
    97,637.20x = 6,597,761,711.28
  5. Step 5: Solve for x
    x = 6,597,761,711.28/97,637.20
  6. Step 6: Final answer
    x = 67,574.26

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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.