Home / 162,815.47-243,802.61-112,370.19

Finding the Fourth Proportional to 162,815.47, 243,802.61 and 112,370.19

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Solution

The fourth proportional to 162,815.47, 243,802.61 and 112,370.19 is: 168,265.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,815.47 : 243,802.61 = 112,370.19 : x
  2. Step 2: Convert to fraction form
    162,815.47/243,802.61 = 112,370.19/x
  3. Step 3: Cross multiply
    162,815.47x = 243,802.61 × 112,370.19
  4. Step 4: Simplify right side
    162,815.47x = 27,396,144,553.47
  5. Step 5: Solve for x
    x = 27,396,144,553.47/162,815.47
  6. Step 6: Final answer
    x = 168,265.00

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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.