Home / 166,862.32-230,302.02-130,491.70

Finding the Fourth Proportional to 166,862.32, 230,302.02 and 130,491.70

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Solution

The fourth proportional to 166,862.32, 230,302.02 and 130,491.70 is: 180,103.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,862.32 : 230,302.02 = 130,491.70 : x
  2. Step 2: Convert to fraction form
    166,862.32/230,302.02 = 130,491.70/x
  3. Step 3: Cross multiply
    166,862.32x = 230,302.02 × 130,491.70
  4. Step 4: Simplify right side
    166,862.32x = 30,052,502,103.23
  5. Step 5: Solve for x
    x = 30,052,502,103.23/166,862.32
  6. Step 6: Final answer
    x = 180,103.59

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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.