Home / 107,233.72-160,686.55-57,320.91

Finding the Fourth Proportional to 107,233.72, 160,686.55 and 57,320.91

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Solution

The fourth proportional to 107,233.72, 160,686.55 and 57,320.91 is: 85,893.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,233.72 : 160,686.55 = 57,320.91 : x
  2. Step 2: Convert to fraction form
    107,233.72/160,686.55 = 57,320.91/x
  3. Step 3: Cross multiply
    107,233.72x = 160,686.55 × 57,320.91
  4. Step 4: Simplify right side
    107,233.72x = 9,210,699,270.76
  5. Step 5: Solve for x
    x = 9,210,699,270.76/107,233.72
  6. Step 6: Final answer
    x = 85,893.68

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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.