Home / 57,052.19-78,725.95-31,554.50

Finding the Fourth Proportional to 57,052.19, 78,725.95 and 31,554.50

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Solution

The fourth proportional to 57,052.19, 78,725.95 and 31,554.50 is: 43,541.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,052.19 : 78,725.95 = 31,554.50 : x
  2. Step 2: Convert to fraction form
    57,052.19/78,725.95 = 31,554.50/x
  3. Step 3: Cross multiply
    57,052.19x = 78,725.95 × 31,554.50
  4. Step 4: Simplify right side
    57,052.19x = 2,484,158,137.09
  5. Step 5: Solve for x
    x = 2,484,158,137.09/57,052.19
  6. Step 6: Final answer
    x = 43,541.86

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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.