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Finding the Fourth Proportional to 113,311.60, 169,967.40 and 95,596.90

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Solution

The fourth proportional to 113,311.60, 169,967.40 and 95,596.90 is: 143,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,311.60 : 169,967.40 = 95,596.90 : x
  2. Step 2: Convert to fraction form
    113,311.60/169,967.40 = 95,596.90/x
  3. Step 3: Cross multiply
    113,311.60x = 169,967.40 × 95,596.90
  4. Step 4: Simplify right side
    113,311.60x = 16,248,356,541.06
  5. Step 5: Solve for x
    x = 16,248,356,541.06/113,311.60
  6. Step 6: Final answer
    x = 143,395.35

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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.