Home / 145,351.45-218,058.61-44,141.18

Finding the Fourth Proportional to 145,351.45, 218,058.61 and 44,141.18

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Solution

The fourth proportional to 145,351.45, 218,058.61 and 44,141.18 is: 66,221.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,351.45 : 218,058.61 = 44,141.18 : x
  2. Step 2: Convert to fraction form
    145,351.45/218,058.61 = 44,141.18/x
  3. Step 3: Cross multiply
    145,351.45x = 218,058.61 × 44,141.18
  4. Step 4: Simplify right side
    145,351.45x = 9,625,364,354.56
  5. Step 5: Solve for x
    x = 9,625,364,354.56/145,351.45
  6. Step 6: Final answer
    x = 66,221.32

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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.