Home / 145,928.22-218,892.93-40,746.88

Finding the Fourth Proportional to 145,928.22, 218,892.93 and 40,746.88

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Solution

The fourth proportional to 145,928.22, 218,892.93 and 40,746.88 is: 61,120.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,928.22 : 218,892.93 = 40,746.88 : x
  2. Step 2: Convert to fraction form
    145,928.22/218,892.93 = 40,746.88/x
  3. Step 3: Cross multiply
    145,928.22x = 218,892.93 × 40,746.88
  4. Step 4: Simplify right side
    145,928.22x = 8,919,203,951.56
  5. Step 5: Solve for x
    x = 8,919,203,951.56/145,928.22
  6. Step 6: Final answer
    x = 61,120.49

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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.