Home / 63,871.20-88,075.45-47,713.19

Finding the Fourth Proportional to 63,871.20, 88,075.45 and 47,713.19

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Solution

The fourth proportional to 63,871.20, 88,075.45 and 47,713.19 is: 65,794.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,871.20 : 88,075.45 = 47,713.19 : x
  2. Step 2: Convert to fraction form
    63,871.20/88,075.45 = 47,713.19/x
  3. Step 3: Cross multiply
    63,871.20x = 88,075.45 × 47,713.19
  4. Step 4: Simplify right side
    63,871.20x = 4,202,360,001.24
  5. Step 5: Solve for x
    x = 4,202,360,001.24/63,871.20
  6. Step 6: Final answer
    x = 65,794.29

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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.