Home / 63,437.20-87,539.56-34,751.12

Finding the Fourth Proportional to 63,437.20, 87,539.56 and 34,751.12

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Solution

The fourth proportional to 63,437.20, 87,539.56 and 34,751.12 is: 47,954.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,437.20 : 87,539.56 = 34,751.12 : x
  2. Step 2: Convert to fraction form
    63,437.20/87,539.56 = 34,751.12/x
  3. Step 3: Cross multiply
    63,437.20x = 87,539.56 × 34,751.12
  4. Step 4: Simplify right side
    63,437.20x = 3,042,097,754.31
  5. Step 5: Solve for x
    x = 3,042,097,754.31/63,437.20
  6. Step 6: Final answer
    x = 47,954.48

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1.5x scale

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.