Home / 160,164.84-221,008.30-88,535.13

Finding the Fourth Proportional to 160,164.84, 221,008.30 and 88,535.13

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Solution

The fourth proportional to 160,164.84, 221,008.30 and 88,535.13 is: 122,167.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,164.84 : 221,008.30 = 88,535.13 : x
  2. Step 2: Convert to fraction form
    160,164.84/221,008.30 = 88,535.13/x
  3. Step 3: Cross multiply
    160,164.84x = 221,008.30 × 88,535.13
  4. Step 4: Simplify right side
    160,164.84x = 19,566,997,521.46
  5. Step 5: Solve for x
    x = 19,566,997,521.46/160,164.84
  6. Step 6: Final answer
    x = 122,167.87

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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.