Home / 160,633.59-221,671.76-89,013.39

Finding the Fourth Proportional to 160,633.59, 221,671.76 and 89,013.39

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Solution

The fourth proportional to 160,633.59, 221,671.76 and 89,013.39 is: 122,837.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,633.59 : 221,671.76 = 89,013.39 : x
  2. Step 2: Convert to fraction form
    160,633.59/221,671.76 = 89,013.39/x
  3. Step 3: Cross multiply
    160,633.59x = 221,671.76 × 89,013.39
  4. Step 4: Simplify right side
    160,633.59x = 19,731,754,379.80
  5. Step 5: Solve for x
    x = 19,731,754,379.80/160,633.59
  6. Step 6: Final answer
    x = 122,837.04

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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.