Home / 160,373.43-221,309.91-88,756.47

Finding the Fourth Proportional to 160,373.43, 221,309.91 and 88,756.47

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Solution

The fourth proportional to 160,373.43, 221,309.91 and 88,756.47 is: 122,480.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,373.43 : 221,309.91 = 88,756.47 : x
  2. Step 2: Convert to fraction form
    160,373.43/221,309.91 = 88,756.47/x
  3. Step 3: Cross multiply
    160,373.43x = 221,309.91 × 88,756.47
  4. Step 4: Simplify right side
    160,373.43x = 19,642,686,387.62
  5. Step 5: Solve for x
    x = 19,642,686,387.62/160,373.43
  6. Step 6: Final answer
    x = 122,480.93

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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.