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Finding the Fourth Proportional to 224,851.98, 310,283.55 and 124,243.50

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Solution

The fourth proportional to 224,851.98, 310,283.55 and 124,243.50 is: 171,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,851.98 : 310,283.55 = 124,243.50 : x
  2. Step 2: Convert to fraction form
    224,851.98/310,283.55 = 124,243.50/x
  3. Step 3: Cross multiply
    224,851.98x = 310,283.55 × 124,243.50
  4. Step 4: Simplify right side
    224,851.98x = 38,550,714,244.43
  5. Step 5: Solve for x
    x = 38,550,714,244.43/224,851.98
  6. Step 6: Final answer
    x = 171,449.30

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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.