Home / 82,685.04-124,027.10-30,094.53

Finding the Fourth Proportional to 82,685.04, 124,027.10 and 30,094.53

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Solution

The fourth proportional to 82,685.04, 124,027.10 and 30,094.53 is: 45,141.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,685.04 : 124,027.10 = 30,094.53 : x
  2. Step 2: Convert to fraction form
    82,685.04/124,027.10 = 30,094.53/x
  3. Step 3: Cross multiply
    82,685.04x = 124,027.10 × 30,094.53
  4. Step 4: Simplify right side
    82,685.04x = 3,732,537,357.00
  5. Step 5: Solve for x
    x = 3,732,537,357.00/82,685.04
  6. Step 6: Final answer
    x = 45,141.63

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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.