Home / 160,363.20-240,544.80-77,265.60

Finding the Fourth Proportional to 160,363.20, 240,544.80 and 77,265.60

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Solution

The fourth proportional to 160,363.20, 240,544.80 and 77,265.60 is: 115,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,363.20 : 240,544.80 = 77,265.60 : x
  2. Step 2: Convert to fraction form
    160,363.20/240,544.80 = 77,265.60/x
  3. Step 3: Cross multiply
    160,363.20x = 240,544.80 × 77,265.60
  4. Step 4: Simplify right side
    160,363.20x = 18,585,838,298.88
  5. Step 5: Solve for x
    x = 18,585,838,298.88/160,363.20
  6. Step 6: Final answer
    x = 115,898.40

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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.