Home / 119,017.76-178,412.68-44,117.80

Finding the Fourth Proportional to 119,017.76, 178,412.68 and 44,117.80

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Solution

The fourth proportional to 119,017.76, 178,412.68 and 44,117.80 is: 66,134.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,017.76 : 178,412.68 = 44,117.80 : x
  2. Step 2: Convert to fraction form
    119,017.76/178,412.68 = 44,117.80/x
  3. Step 3: Cross multiply
    119,017.76x = 178,412.68 × 44,117.80
  4. Step 4: Simplify right side
    119,017.76x = 7,871,174,933.70
  5. Step 5: Solve for x
    x = 7,871,174,933.70/119,017.76
  6. Step 6: Final answer
    x = 66,134.46

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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.