Home / 162,814.11-243,800.56-112,368.80

Finding the Fourth Proportional to 162,814.11, 243,800.56 and 112,368.80

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Solution

The fourth proportional to 162,814.11, 243,800.56 and 112,368.80 is: 168,262.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,814.11 : 243,800.56 = 112,368.80 : x
  2. Step 2: Convert to fraction form
    162,814.11/243,800.56 = 112,368.80/x
  3. Step 3: Cross multiply
    162,814.11x = 243,800.56 × 112,368.80
  4. Step 4: Simplify right side
    162,814.11x = 27,395,574,585.68
  5. Step 5: Solve for x
    x = 27,395,574,585.68/162,814.11
  6. Step 6: Final answer
    x = 168,262.90

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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.