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Finding the Fourth Proportional to 144,359.10, 216,455.22 and 44,492.46

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Solution

The fourth proportional to 144,359.10, 216,455.22 and 44,492.46 is: 66,712.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,359.10 : 216,455.22 = 44,492.46 : x
  2. Step 2: Convert to fraction form
    144,359.10/216,455.22 = 44,492.46/x
  3. Step 3: Cross multiply
    144,359.10x = 216,455.22 × 44,492.46
  4. Step 4: Simplify right side
    144,359.10x = 9,630,625,217.64
  5. Step 5: Solve for x
    x = 9,630,625,217.64/144,359.10
  6. Step 6: Final answer
    x = 66,712.98

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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.