Home / 144,222.30-216,353.95-44,390.81

Finding the Fourth Proportional to 144,222.30, 216,353.95 and 44,390.81

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Solution

The fourth proportional to 144,222.30, 216,353.95 and 44,390.81 is: 66,592.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,222.30 : 216,353.95 = 44,390.81 : x
  2. Step 2: Convert to fraction form
    144,222.30/216,353.95 = 44,390.81/x
  3. Step 3: Cross multiply
    144,222.30x = 216,353.95 × 44,390.81
  4. Step 4: Simplify right side
    144,222.30x = 9,604,127,517.11
  5. Step 5: Solve for x
    x = 9,604,127,517.11/144,222.30
  6. Step 6: Final answer
    x = 66,592.53

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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.