Home / 147,685.50-221,541.96-114,442.76

Finding the Fourth Proportional to 147,685.50, 221,541.96 and 114,442.76

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Solution

The fourth proportional to 147,685.50, 221,541.96 and 114,442.76 is: 171,674.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,685.50 : 221,541.96 = 114,442.76 : x
  2. Step 2: Convert to fraction form
    147,685.50/221,541.96 = 114,442.76/x
  3. Step 3: Cross multiply
    147,685.50x = 221,541.96 × 114,442.76
  4. Step 4: Simplify right side
    147,685.50x = 25,353,872,250.50
  5. Step 5: Solve for x
    x = 25,353,872,250.50/147,685.50
  6. Step 6: Final answer
    x = 171,674.76

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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.