Home / 63,073.04-87,041.36-34,779.72

Finding the Fourth Proportional to 63,073.04, 87,041.36 and 34,779.72

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Solution

The fourth proportional to 63,073.04, 87,041.36 and 34,779.72 is: 47,996.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,073.04 : 87,041.36 = 34,779.72 : x
  2. Step 2: Convert to fraction form
    63,073.04/87,041.36 = 34,779.72/x
  3. Step 3: Cross multiply
    63,073.04x = 87,041.36 × 34,779.72
  4. Step 4: Simplify right side
    63,073.04x = 3,027,274,129.22
  5. Step 5: Solve for x
    x = 3,027,274,129.22/63,073.04
  6. Step 6: Final answer
    x = 47,996.33

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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.