Home / 144,550.49-216,840.24-49,768.12

Finding the Fourth Proportional to 144,550.49, 216,840.24 and 49,768.12

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Solution

The fourth proportional to 144,550.49, 216,840.24 and 49,768.12 is: 74,657.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,550.49 : 216,840.24 = 49,768.12 : x
  2. Step 2: Convert to fraction form
    144,550.49/216,840.24 = 49,768.12/x
  3. Step 3: Cross multiply
    144,550.49x = 216,840.24 × 49,768.12
  4. Step 4: Simplify right side
    144,550.49x = 10,791,731,356.20
  5. Step 5: Solve for x
    x = 10,791,731,356.20/144,550.49
  6. Step 6: Final answer
    x = 74,657.18

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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.