Home / 160,292.52-221,210.19-88,671.31

Finding the Fourth Proportional to 160,292.52, 221,210.19 and 88,671.31

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Solution

The fourth proportional to 160,292.52, 221,210.19 and 88,671.31 is: 122,370.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,292.52 : 221,210.19 = 88,671.31 : x
  2. Step 2: Convert to fraction form
    160,292.52/221,210.19 = 88,671.31/x
  3. Step 3: Cross multiply
    160,292.52x = 221,210.19 × 88,671.31
  4. Step 4: Simplify right side
    160,292.52x = 19,614,996,779.62
  5. Step 5: Solve for x
    x = 19,614,996,779.62/160,292.52
  6. Step 6: Final answer
    x = 122,370.01

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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.