Home / 160,536.41-240,806.43-42,219.71

Finding the Fourth Proportional to 160,536.41, 240,806.43 and 42,219.71

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Solution

The fourth proportional to 160,536.41, 240,806.43 and 42,219.71 is: 63,330.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,536.41 : 240,806.43 = 42,219.71 : x
  2. Step 2: Convert to fraction form
    160,536.41/240,806.43 = 42,219.71/x
  3. Step 3: Cross multiply
    160,536.41x = 240,806.43 × 42,219.71
  4. Step 4: Simplify right side
    160,536.41x = 10,166,776,436.70
  5. Step 5: Solve for x
    x = 10,166,776,436.70/160,536.41
  6. Step 6: Final answer
    x = 63,330.04

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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.