Home / 130,276.08-195,428.28-41,508.72

Finding the Fourth Proportional to 130,276.08, 195,428.28 and 41,508.72

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Solution

The fourth proportional to 130,276.08, 195,428.28 and 41,508.72 is: 62,267.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,276.08 : 195,428.28 = 41,508.72 : x
  2. Step 2: Convert to fraction form
    130,276.08/195,428.28 = 41,508.72/x
  3. Step 3: Cross multiply
    130,276.08x = 195,428.28 × 41,508.72
  4. Step 4: Simplify right side
    130,276.08x = 8,111,977,754.60
  5. Step 5: Solve for x
    x = 8,111,977,754.60/130,276.08
  6. Step 6: Final answer
    x = 62,267.59

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1.5x scale

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.