Home / 148,520.32-222,838.80-65,356

Finding the Fourth Proportional to 148,520.32, 222,838.80 and 65,356

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Solution

The fourth proportional to 148,520.32, 222,838.80 and 65,356 is: 98,059.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,520.32 : 222,838.80 = 65,356 : x
  2. Step 2: Convert to fraction form
    148,520.32/222,838.80 = 65,356/x
  3. Step 3: Cross multiply
    148,520.32x = 222,838.80 × 65,356
  4. Step 4: Simplify right side
    148,520.32x = 14,563,852,612.80
  5. Step 5: Solve for x
    x = 14,563,852,612.80/148,520.32
  6. Step 6: Final answer
    x = 98,059.66

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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.