Home / 107,962.93-148,983.64-58,901.64

Finding the Fourth Proportional to 107,962.93, 148,983.64 and 58,901.64

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Solution

The fourth proportional to 107,962.93, 148,983.64 and 58,901.64 is: 81,281.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,962.93 : 148,983.64 = 58,901.64 : x
  2. Step 2: Convert to fraction form
    107,962.93/148,983.64 = 58,901.64/x
  3. Step 3: Cross multiply
    107,962.93x = 148,983.64 × 58,901.64
  4. Step 4: Simplify right side
    107,962.93x = 8,775,380,729.17
  5. Step 5: Solve for x
    x = 8,775,380,729.17/107,962.93
  6. Step 6: Final answer
    x = 81,281.42

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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.