Home / 107,402.10-161,041.40-44,265.80

Finding the Fourth Proportional to 107,402.10, 161,041.40 and 44,265.80

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Solution

The fourth proportional to 107,402.10, 161,041.40 and 44,265.80 is: 66,373.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,402.10 : 161,041.40 = 44,265.80 : x
  2. Step 2: Convert to fraction form
    107,402.10/161,041.40 = 44,265.80/x
  3. Step 3: Cross multiply
    107,402.10x = 161,041.40 × 44,265.80
  4. Step 4: Simplify right side
    107,402.10x = 7,128,626,404.12
  5. Step 5: Solve for x
    x = 7,128,626,404.12/107,402.10
  6. Step 6: Final answer
    x = 66,373.25

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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.