Home / 107,380.19-160,948.76-54,678.35

Finding the Fourth Proportional to 107,380.19, 160,948.76 and 54,678.35

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Solution

The fourth proportional to 107,380.19, 160,948.76 and 54,678.35 is: 81,955.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,380.19 : 160,948.76 = 54,678.35 : x
  2. Step 2: Convert to fraction form
    107,380.19/160,948.76 = 54,678.35/x
  3. Step 3: Cross multiply
    107,380.19x = 160,948.76 × 54,678.35
  4. Step 4: Simplify right side
    107,380.19x = 8,800,411,553.21
  5. Step 5: Solve for x
    x = 8,800,411,553.21/107,380.19
  6. Step 6: Final answer
    x = 81,955.64

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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.