Home / 62,212.20-93,318.30-42,383.40

Finding the Fourth Proportional to 62,212.20, 93,318.30 and 42,383.40

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Solution

The fourth proportional to 62,212.20, 93,318.30 and 42,383.40 is: 63,575.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,212.20 : 93,318.30 = 42,383.40 : x
  2. Step 2: Convert to fraction form
    62,212.20/93,318.30 = 42,383.40/x
  3. Step 3: Cross multiply
    62,212.20x = 93,318.30 × 42,383.40
  4. Step 4: Simplify right side
    62,212.20x = 3,955,146,836.22
  5. Step 5: Solve for x
    x = 3,955,146,836.22/62,212.20
  6. Step 6: Final answer
    x = 63,575.10

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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.