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Finding the Fourth Proportional to 144,173.48, 216,099.66 and 59,886.68

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Solution

The fourth proportional to 144,173.48, 216,099.66 and 59,886.68 is: 89,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,173.48 : 216,099.66 = 59,886.68 : x
  2. Step 2: Convert to fraction form
    144,173.48/216,099.66 = 59,886.68/x
  3. Step 3: Cross multiply
    144,173.48x = 216,099.66 × 59,886.68
  4. Step 4: Simplify right side
    144,173.48x = 12,941,491,186.53
  5. Step 5: Solve for x
    x = 12,941,491,186.53/144,173.48
  6. Step 6: Final answer
    x = 89,763.33

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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.