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Finding the Fourth Proportional to 224,307.87, 336,363.31 and 83,968.08

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Solution

The fourth proportional to 224,307.87, 336,363.31 and 83,968.08 is: 125,915.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,307.87 : 336,363.31 = 83,968.08 : x
  2. Step 2: Convert to fraction form
    224,307.87/336,363.31 = 83,968.08/x
  3. Step 3: Cross multiply
    224,307.87x = 336,363.31 × 83,968.08
  4. Step 4: Simplify right side
    224,307.87x = 28,243,781,323.14
  5. Step 5: Solve for x
    x = 28,243,781,323.14/224,307.87
  6. Step 6: Final answer
    x = 125,915.25

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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.