Home / 130,314.92-179,853.93-82,572.74

Finding the Fourth Proportional to 130,314.92, 179,853.93 and 82,572.74

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Solution

The fourth proportional to 130,314.92, 179,853.93 and 82,572.74 is: 113,962.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,314.92 : 179,853.93 = 82,572.74 : x
  2. Step 2: Convert to fraction form
    130,314.92/179,853.93 = 82,572.74/x
  3. Step 3: Cross multiply
    130,314.92x = 179,853.93 × 82,572.74
  4. Step 4: Simplify right side
    130,314.92x = 14,851,031,799.87
  5. Step 5: Solve for x
    x = 14,851,031,799.87/130,314.92
  6. Step 6: Final answer
    x = 113,962.64

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1.5x scale

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.