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Finding the Fourth Proportional to 144,437.67, 216,539.12 and 60,260.56

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Solution

The fourth proportional to 144,437.67, 216,539.12 and 60,260.56 is: 90,341.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,437.67 : 216,539.12 = 60,260.56 : x
  2. Step 2: Convert to fraction form
    144,437.67/216,539.12 = 60,260.56/x
  3. Step 3: Cross multiply
    144,437.67x = 216,539.12 × 60,260.56
  4. Step 4: Simplify right side
    144,437.67x = 13,048,768,242.41
  5. Step 5: Solve for x
    x = 13,048,768,242.41/144,437.67
  6. Step 6: Final answer
    x = 90,341.86

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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.