Home / 107,576.42-148,454.63-59,177.30

Finding the Fourth Proportional to 107,576.42, 148,454.63 and 59,177.30

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Solution

The fourth proportional to 107,576.42, 148,454.63 and 59,177.30 is: 81,664.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,576.42 : 148,454.63 = 59,177.30 : x
  2. Step 2: Convert to fraction form
    107,576.42/148,454.63 = 59,177.30/x
  3. Step 3: Cross multiply
    107,576.42x = 148,454.63 × 59,177.30
  4. Step 4: Simplify right side
    107,576.42x = 8,785,144,509.41
  5. Step 5: Solve for x
    x = 8,785,144,509.41/107,576.42
  6. Step 6: Final answer
    x = 81,664.22

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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.