Home / 162,001.30-242,807.55-83,074.90

Finding the Fourth Proportional to 162,001.30, 242,807.55 and 83,074.90

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Solution

The fourth proportional to 162,001.30, 242,807.55 and 83,074.90 is: 124,512.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,001.30 : 242,807.55 = 83,074.90 : x
  2. Step 2: Convert to fraction form
    162,001.30/242,807.55 = 83,074.90/x
  3. Step 3: Cross multiply
    162,001.30x = 242,807.55 × 83,074.90
  4. Step 4: Simplify right side
    162,001.30x = 20,171,212,935.50
  5. Step 5: Solve for x
    x = 20,171,212,935.50/162,001.30
  6. Step 6: Final answer
    x = 124,512.66

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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.