Home / 63,870.10-88,143.12-35,577.60

Finding the Fourth Proportional to 63,870.10, 88,143.12 and 35,577.60

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Solution

The fourth proportional to 63,870.10, 88,143.12 and 35,577.60 is: 49,098.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,870.10 : 88,143.12 = 35,577.60 : x
  2. Step 2: Convert to fraction form
    63,870.10/88,143.12 = 35,577.60/x
  3. Step 3: Cross multiply
    63,870.10x = 88,143.12 × 35,577.60
  4. Step 4: Simplify right side
    63,870.10x = 3,135,920,666.11
  5. Step 5: Solve for x
    x = 3,135,920,666.11/63,870.10
  6. Step 6: Final answer
    x = 49,098.41

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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.