Home / 160,864.25-221,998.59-97,189.74

Finding the Fourth Proportional to 160,864.25, 221,998.59 and 97,189.74

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Solution

The fourth proportional to 160,864.25, 221,998.59 and 97,189.74 is: 134,125.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,864.25 : 221,998.59 = 97,189.74 : x
  2. Step 2: Convert to fraction form
    160,864.25/221,998.59 = 97,189.74/x
  3. Step 3: Cross multiply
    160,864.25x = 221,998.59 × 97,189.74
  4. Step 4: Simplify right side
    160,864.25x = 21,575,985,242.47
  5. Step 5: Solve for x
    x = 21,575,985,242.47/160,864.25
  6. Step 6: Final answer
    x = 134,125.43

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1.5x scale

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.