Home / 113,379.02-170,045.76-107,758.70

Finding the Fourth Proportional to 113,379.02, 170,045.76 and 107,758.70

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Solution

The fourth proportional to 113,379.02, 170,045.76 and 107,758.70 is: 161,616.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,379.02 : 170,045.76 = 107,758.70 : x
  2. Step 2: Convert to fraction form
    113,379.02/170,045.76 = 107,758.70/x
  3. Step 3: Cross multiply
    113,379.02x = 170,045.76 × 107,758.70
  4. Step 4: Simplify right side
    113,379.02x = 18,323,910,038.11
  5. Step 5: Solve for x
    x = 18,323,910,038.11/113,379.02
  6. Step 6: Final answer
    x = 161,616.41

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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.