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Finding the Fourth Proportional to 144,309.72, 216,492.93 and 44,452.92

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Solution

The fourth proportional to 144,309.72, 216,492.93 and 44,452.92 is: 66,688.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,309.72 : 216,492.93 = 44,452.92 : x
  2. Step 2: Convert to fraction form
    144,309.72/216,492.93 = 44,452.92/x
  3. Step 3: Cross multiply
    144,309.72x = 216,492.93 × 44,452.92
  4. Step 4: Simplify right side
    144,309.72x = 9,623,742,897.86
  5. Step 5: Solve for x
    x = 9,623,742,897.86/144,309.72
  6. Step 6: Final answer
    x = 66,688.11

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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.