Home / 222,733.30-334,140.45-72,931.90

Finding the Fourth Proportional to 222,733.30, 334,140.45 and 72,931.90

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Solution

The fourth proportional to 222,733.30, 334,140.45 and 72,931.90 is: 109,411.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,733.30 : 334,140.45 = 72,931.90 : x
  2. Step 2: Convert to fraction form
    222,733.30/334,140.45 = 72,931.90/x
  3. Step 3: Cross multiply
    222,733.30x = 334,140.45 × 72,931.90
  4. Step 4: Simplify right side
    222,733.30x = 24,369,497,885.36
  5. Step 5: Solve for x
    x = 24,369,497,885.36/222,733.30
  6. Step 6: Final answer
    x = 109,411.11

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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.