Home / 160,088.40-240,168.25-47,770.56

Finding the Fourth Proportional to 160,088.40, 240,168.25 and 47,770.56

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Solution

The fourth proportional to 160,088.40, 240,168.25 and 47,770.56 is: 71,666.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,088.40 : 240,168.25 = 47,770.56 : x
  2. Step 2: Convert to fraction form
    160,088.40/240,168.25 = 47,770.56/x
  3. Step 3: Cross multiply
    160,088.40x = 240,168.25 × 47,770.56
  4. Step 4: Simplify right side
    160,088.40x = 11,472,971,796.72
  5. Step 5: Solve for x
    x = 11,472,971,796.72/160,088.40
  6. Step 6: Final answer
    x = 71,666.48

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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.