Home / 86,818.22-119,811.30-48,577.46

Finding the Fourth Proportional to 86,818.22, 119,811.30 and 48,577.46

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Solution

The fourth proportional to 86,818.22, 119,811.30 and 48,577.46 is: 67,038.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,818.22 : 119,811.30 = 48,577.46 : x
  2. Step 2: Convert to fraction form
    86,818.22/119,811.30 = 48,577.46/x
  3. Step 3: Cross multiply
    86,818.22x = 119,811.30 × 48,577.46
  4. Step 4: Simplify right side
    86,818.22x = 5,820,128,799.26
  5. Step 5: Solve for x
    x = 5,820,128,799.26/86,818.22
  6. Step 6: Final answer
    x = 67,038.10

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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.