Home / 119,518.64-179,276.34-40,687.82

Finding the Fourth Proportional to 119,518.64, 179,276.34 and 40,687.82

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Solution

The fourth proportional to 119,518.64, 179,276.34 and 40,687.82 is: 61,031.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,518.64 : 179,276.34 = 40,687.82 : x
  2. Step 2: Convert to fraction form
    119,518.64/179,276.34 = 40,687.82/x
  3. Step 3: Cross multiply
    119,518.64x = 179,276.34 × 40,687.82
  4. Step 4: Simplify right side
    119,518.64x = 7,294,363,452.18
  5. Step 5: Solve for x
    x = 7,294,363,452.18/119,518.64
  6. Step 6: Final answer
    x = 61,031.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.