Home / 84,475.63-126,877.47-62,201.05

Finding the Fourth Proportional to 84,475.63, 126,877.47 and 62,201.05

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Solution

The fourth proportional to 84,475.63, 126,877.47 and 62,201.05 is: 93,422.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,475.63 : 126,877.47 = 62,201.05 : x
  2. Step 2: Convert to fraction form
    84,475.63/126,877.47 = 62,201.05/x
  3. Step 3: Cross multiply
    84,475.63x = 126,877.47 × 62,201.05
  4. Step 4: Simplify right side
    84,475.63x = 7,891,911,855.34
  5. Step 5: Solve for x
    x = 7,891,911,855.34/84,475.63
  6. Step 6: Final answer
    x = 93,422.35

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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.