Home / 112,975.56-169,459.08-34,087.68

Finding the Fourth Proportional to 112,975.56, 169,459.08 and 34,087.68

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Solution

The fourth proportional to 112,975.56, 169,459.08 and 34,087.68 is: 51,130.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,975.56 : 169,459.08 = 34,087.68 : x
  2. Step 2: Convert to fraction form
    112,975.56/169,459.08 = 34,087.68/x
  3. Step 3: Cross multiply
    112,975.56x = 169,459.08 × 34,087.68
  4. Step 4: Simplify right side
    112,975.56x = 5,776,466,892.13
  5. Step 5: Solve for x
    x = 5,776,466,892.13/112,975.56
  6. Step 6: Final answer
    x = 51,130.23

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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.