Home / 160,039.13-240,109.98-112,057.72

Finding the Fourth Proportional to 160,039.13, 240,109.98 and 112,057.72

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Solution

The fourth proportional to 160,039.13, 240,109.98 and 112,057.72 is: 168,122.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,039.13 : 240,109.98 = 112,057.72 : x
  2. Step 2: Convert to fraction form
    160,039.13/240,109.98 = 112,057.72/x
  3. Step 3: Cross multiply
    160,039.13x = 240,109.98 × 112,057.72
  4. Step 4: Simplify right side
    160,039.13x = 26,906,176,307.77
  5. Step 5: Solve for x
    x = 26,906,176,307.77/160,039.13
  6. Step 6: Final answer
    x = 168,122.48

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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.