Home / 178,441.04-246,248.34-102,989.48

Finding the Fourth Proportional to 178,441.04, 246,248.34 and 102,989.48

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Solution

The fourth proportional to 178,441.04, 246,248.34 and 102,989.48 is: 142,125.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,441.04 : 246,248.34 = 102,989.48 : x
  2. Step 2: Convert to fraction form
    178,441.04/246,248.34 = 102,989.48/x
  3. Step 3: Cross multiply
    178,441.04x = 246,248.34 × 102,989.48
  4. Step 4: Simplify right side
    178,441.04x = 25,360,988,487.46
  5. Step 5: Solve for x
    x = 25,360,988,487.46/178,441.04
  6. Step 6: Final answer
    x = 142,125.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.