Home / 160,124.72-240,105.54-53,470.32

Finding the Fourth Proportional to 160,124.72, 240,105.54 and 53,470.32

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Solution

The fourth proportional to 160,124.72, 240,105.54 and 53,470.32 is: 80,178.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,124.72 : 240,105.54 = 53,470.32 : x
  2. Step 2: Convert to fraction form
    160,124.72/240,105.54 = 53,470.32/x
  3. Step 3: Cross multiply
    160,124.72x = 240,105.54 × 53,470.32
  4. Step 4: Simplify right side
    160,124.72x = 12,838,520,057.57
  5. Step 5: Solve for x
    x = 12,838,520,057.57/160,124.72
  6. Step 6: Final answer
    x = 80,178.25

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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.