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Finding the Fourth Proportional to 291,706.13, 437,559.19 and 94,714.13

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Solution

The fourth proportional to 291,706.13, 437,559.19 and 94,714.13 is: 142,071.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,706.13 : 437,559.19 = 94,714.13 : x
  2. Step 2: Convert to fraction form
    291,706.13/437,559.19 = 94,714.13/x
  3. Step 3: Cross multiply
    291,706.13x = 437,559.19 × 94,714.13
  4. Step 4: Simplify right side
    291,706.13x = 41,443,035,579.77
  5. Step 5: Solve for x
    x = 41,443,035,579.77/291,706.13
  6. Step 6: Final answer
    x = 142,071.19

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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.