Home / 107,184.30-147,926.49-61,874.46

Finding the Fourth Proportional to 107,184.30, 147,926.49 and 61,874.46

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Solution

The fourth proportional to 107,184.30, 147,926.49 and 61,874.46 is: 85,393.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,184.30 : 147,926.49 = 61,874.46 : x
  2. Step 2: Convert to fraction form
    107,184.30/147,926.49 = 61,874.46/x
  3. Step 3: Cross multiply
    107,184.30x = 147,926.49 × 61,874.46
  4. Step 4: Simplify right side
    107,184.30x = 9,152,871,688.45
  5. Step 5: Solve for x
    x = 9,152,871,688.45/107,184.30
  6. Step 6: Final answer
    x = 85,393.77

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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.