Home / 45,818.70-63,144.18-35,731.16

Finding the Fourth Proportional to 45,818.70, 63,144.18 and 35,731.16

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Solution

The fourth proportional to 45,818.70, 63,144.18 and 35,731.16 is: 49,242.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,818.70 : 63,144.18 = 35,731.16 : x
  2. Step 2: Convert to fraction form
    45,818.70/63,144.18 = 35,731.16/x
  3. Step 3: Cross multiply
    45,818.70x = 63,144.18 × 35,731.16
  4. Step 4: Simplify right side
    45,818.70x = 2,256,214,482.93
  5. Step 5: Solve for x
    x = 2,256,214,482.93/45,818.70
  6. Step 6: Final answer
    x = 49,242.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.