Home / 107,574.38-148,455.48-59,177.59

Finding the Fourth Proportional to 107,574.38, 148,455.48 and 59,177.59

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Solution

The fourth proportional to 107,574.38, 148,455.48 and 59,177.59 is: 81,666.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,574.38 : 148,455.48 = 59,177.59 : x
  2. Step 2: Convert to fraction form
    107,574.38/148,455.48 = 59,177.59/x
  3. Step 3: Cross multiply
    107,574.38x = 148,455.48 × 59,177.59
  4. Step 4: Simplify right side
    107,574.38x = 8,785,237,379.47
  5. Step 5: Solve for x
    x = 8,785,237,379.47/107,574.38
  6. Step 6: Final answer
    x = 81,666.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.