Home / 146,913.15-220,363.55-47,071.14

Finding the Fourth Proportional to 146,913.15, 220,363.55 and 47,071.14

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Solution

The fourth proportional to 146,913.15, 220,363.55 and 47,071.14 is: 70,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,913.15 : 220,363.55 = 47,071.14 : x
  2. Step 2: Convert to fraction form
    146,913.15/220,363.55 = 47,071.14/x
  3. Step 3: Cross multiply
    146,913.15x = 220,363.55 × 47,071.14
  4. Step 4: Simplify right side
    146,913.15x = 10,372,762,627.74
  5. Step 5: Solve for x
    x = 10,372,762,627.74/146,913.15
  6. Step 6: Final answer
    x = 70,604.72

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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.