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Finding the Fourth Proportional to 119,223.48, 178,862.88 and 34,980.24

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Solution

The fourth proportional to 119,223.48, 178,862.88 and 34,980.24 is: 52,478.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,223.48 : 178,862.88 = 34,980.24 : x
  2. Step 2: Convert to fraction form
    119,223.48/178,862.88 = 34,980.24/x
  3. Step 3: Cross multiply
    119,223.48x = 178,862.88 × 34,980.24
  4. Step 4: Simplify right side
    119,223.48x = 6,256,666,469.49
  5. Step 5: Solve for x
    x = 6,256,666,469.49/119,223.48
  6. Step 6: Final answer
    x = 52,478.48

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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.