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Finding the Fourth Proportional to 144,408.66, 216,613.60 and 94,802.64

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Solution

The fourth proportional to 144,408.66, 216,613.60 and 94,802.64 is: 142,204.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,408.66 : 216,613.60 = 94,802.64 : x
  2. Step 2: Convert to fraction form
    144,408.66/216,613.60 = 94,802.64/x
  3. Step 3: Cross multiply
    144,408.66x = 216,613.60 × 94,802.64
  4. Step 4: Simplify right side
    144,408.66x = 20,535,541,139.90
  5. Step 5: Solve for x
    x = 20,535,541,139.90/144,408.66
  6. Step 6: Final answer
    x = 142,204.36

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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.