Home / 160,821.36-240,838.22-113,319.72

Finding the Fourth Proportional to 160,821.36, 240,838.22 and 113,319.72

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Solution

The fourth proportional to 160,821.36, 240,838.22 and 113,319.72 is: 169,702.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,821.36 : 240,838.22 = 113,319.72 : x
  2. Step 2: Convert to fraction form
    160,821.36/240,838.22 = 113,319.72/x
  3. Step 3: Cross multiply
    160,821.36x = 240,838.22 × 113,319.72
  4. Step 4: Simplify right side
    160,821.36x = 27,291,719,655.70
  5. Step 5: Solve for x
    x = 27,291,719,655.70/160,821.36
  6. Step 6: Final answer
    x = 169,702.08

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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.