Home / 162,005.40-242,886.60-83,176.20

Finding the Fourth Proportional to 162,005.40, 242,886.60 and 83,176.20

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Solution

The fourth proportional to 162,005.40, 242,886.60 and 83,176.20 is: 124,701.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,005.40 : 242,886.60 = 83,176.20 : x
  2. Step 2: Convert to fraction form
    162,005.40/242,886.60 = 83,176.20/x
  3. Step 3: Cross multiply
    162,005.40x = 242,886.60 × 83,176.20
  4. Step 4: Simplify right side
    162,005.40x = 20,202,384,418.92
  5. Step 5: Solve for x
    x = 20,202,384,418.92/162,005.40
  6. Step 6: Final answer
    x = 124,701.92

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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.