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Finding the Fourth Proportional to 144,242.58, 216,384.35 and 44,411.07

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Solution

The fourth proportional to 144,242.58, 216,384.35 and 44,411.07 is: 66,622.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,242.58 : 216,384.35 = 44,411.07 : x
  2. Step 2: Convert to fraction form
    144,242.58/216,384.35 = 44,411.07/x
  3. Step 3: Cross multiply
    144,242.58x = 216,384.35 × 44,411.07
  4. Step 4: Simplify right side
    144,242.58x = 9,609,860,292.70
  5. Step 5: Solve for x
    x = 9,609,860,292.70/144,242.58
  6. Step 6: Final answer
    x = 66,622.91

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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.