Home / 207,000.18-310,500.26-177,475.68

Finding the Fourth Proportional to 207,000.18, 310,500.26 and 177,475.68

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Solution

The fourth proportional to 207,000.18, 310,500.26 and 177,475.68 is: 266,213.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,000.18 : 310,500.26 = 177,475.68 : x
  2. Step 2: Convert to fraction form
    207,000.18/310,500.26 = 177,475.68/x
  3. Step 3: Cross multiply
    207,000.18x = 310,500.26 × 177,475.68
  4. Step 4: Simplify right side
    207,000.18x = 55,106,243,674.86
  5. Step 5: Solve for x
    x = 55,106,243,674.86/207,000.18
  6. Step 6: Final answer
    x = 266,213.51

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1.5x scale

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.