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Finding the Fourth Proportional to 374,398.30, 561,597.85 and 93,915.55

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Solution

The fourth proportional to 374,398.30, 561,597.85 and 93,915.55 is: 140,873.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,398.30 : 561,597.85 = 93,915.55 : x
  2. Step 2: Convert to fraction form
    374,398.30/561,597.85 = 93,915.55/x
  3. Step 3: Cross multiply
    374,398.30x = 561,597.85 × 93,915.55
  4. Step 4: Simplify right side
    374,398.30x = 52,742,768,153.58
  5. Step 5: Solve for x
    x = 52,742,768,153.58/374,398.30
  6. Step 6: Final answer
    x = 140,873.42

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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.