Home / 251,655.96-377,210.19-125,389.50

Finding the Fourth Proportional to 251,655.96, 377,210.19 and 125,389.50

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Solution

The fourth proportional to 251,655.96, 377,210.19 and 125,389.50 is: 187,947.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,655.96 : 377,210.19 = 125,389.50 : x
  2. Step 2: Convert to fraction form
    251,655.96/377,210.19 = 125,389.50/x
  3. Step 3: Cross multiply
    251,655.96x = 377,210.19 × 125,389.50
  4. Step 4: Simplify right side
    251,655.96x = 47,298,197,119.01
  5. Step 5: Solve for x
    x = 47,298,197,119.01/251,655.96
  6. Step 6: Final answer
    x = 187,947.85

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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.