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Finding the Fourth Proportional to 144,034.20, 216,048.20 and 44,192.12

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Solution

The fourth proportional to 144,034.20, 216,048.20 and 44,192.12 is: 66,287.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,034.20 : 216,048.20 = 44,192.12 : x
  2. Step 2: Convert to fraction form
    144,034.20/216,048.20 = 44,192.12/x
  3. Step 3: Cross multiply
    144,034.20x = 216,048.20 × 44,192.12
  4. Step 4: Simplify right side
    144,034.20x = 9,547,626,678.98
  5. Step 5: Solve for x
    x = 9,547,626,678.98/144,034.20
  6. Step 6: Final answer
    x = 66,287.22

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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.