Home / 133,080.60-183,658.14-76,497.24

Finding the Fourth Proportional to 133,080.60, 183,658.14 and 76,497.24

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Solution

The fourth proportional to 133,080.60, 183,658.14 and 76,497.24 is: 105,570.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,080.60 : 183,658.14 = 76,497.24 : x
  2. Step 2: Convert to fraction form
    133,080.60/183,658.14 = 76,497.24/x
  3. Step 3: Cross multiply
    133,080.60x = 183,658.14 × 76,497.24
  4. Step 4: Simplify right side
    133,080.60x = 14,049,340,813.53
  5. Step 5: Solve for x
    x = 14,049,340,813.53/133,080.60
  6. Step 6: Final answer
    x = 105,570.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.