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Finding the Fourth Proportional to 160,070.34, 240,105.51 and 54,890.22

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Solution

The fourth proportional to 160,070.34, 240,105.51 and 54,890.22 is: 82,335.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,070.34 : 240,105.51 = 54,890.22 : x
  2. Step 2: Convert to fraction form
    160,070.34/240,105.51 = 54,890.22/x
  3. Step 3: Cross multiply
    160,070.34x = 240,105.51 × 54,890.22
  4. Step 4: Simplify right side
    160,070.34x = 13,179,444,267.11
  5. Step 5: Solve for x
    x = 13,179,444,267.11/160,070.34
  6. Step 6: Final answer
    x = 82,335.33

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1.5x scale

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.