Home / 97,315.31-134,295.15-54,873.84

Finding the Fourth Proportional to 97,315.31, 134,295.15 and 54,873.84

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Solution

The fourth proportional to 97,315.31, 134,295.15 and 54,873.84 is: 75,725.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,315.31 : 134,295.15 = 54,873.84 : x
  2. Step 2: Convert to fraction form
    97,315.31/134,295.15 = 54,873.84/x
  3. Step 3: Cross multiply
    97,315.31x = 134,295.15 × 54,873.84
  4. Step 4: Simplify right side
    97,315.31x = 7,369,290,299.51
  5. Step 5: Solve for x
    x = 7,369,290,299.51/97,315.31
  6. Step 6: Final answer
    x = 75,725.91

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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.