Home / 107,337.19-160,994.85-28,459.39

Finding the Fourth Proportional to 107,337.19, 160,994.85 and 28,459.39

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Solution

The fourth proportional to 107,337.19, 160,994.85 and 28,459.39 is: 42,686.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,337.19 : 160,994.85 = 28,459.39 : x
  2. Step 2: Convert to fraction form
    107,337.19/160,994.85 = 28,459.39/x
  3. Step 3: Cross multiply
    107,337.19x = 160,994.85 × 28,459.39
  4. Step 4: Simplify right side
    107,337.19x = 4,581,815,224.14
  5. Step 5: Solve for x
    x = 4,581,815,224.14/107,337.19
  6. Step 6: Final answer
    x = 42,686.19

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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.