Home / 107,226.78-147,990.68-59,495.52

Finding the Fourth Proportional to 107,226.78, 147,990.68 and 59,495.52

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Solution

The fourth proportional to 107,226.78, 147,990.68 and 59,495.52 is: 82,113.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,226.78 : 147,990.68 = 59,495.52 : x
  2. Step 2: Convert to fraction form
    107,226.78/147,990.68 = 59,495.52/x
  3. Step 3: Cross multiply
    107,226.78x = 147,990.68 × 59,495.52
  4. Step 4: Simplify right side
    107,226.78x = 8,804,782,461.75
  5. Step 5: Solve for x
    x = 8,804,782,461.75/107,226.78
  6. Step 6: Final answer
    x = 82,113.65

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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.