Home / 262,271.48-392,561.25-135,737.66

Finding the Fourth Proportional to 262,271.48, 392,561.25 and 135,737.66

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Solution

The fourth proportional to 262,271.48, 392,561.25 and 135,737.66 is: 203,168.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,271.48 : 392,561.25 = 135,737.66 : x
  2. Step 2: Convert to fraction form
    262,271.48/392,561.25 = 135,737.66/x
  3. Step 3: Cross multiply
    262,271.48x = 392,561.25 × 135,737.66
  4. Step 4: Simplify right side
    262,271.48x = 53,285,343,518.87
  5. Step 5: Solve for x
    x = 53,285,343,518.87/262,271.48
  6. Step 6: Final answer
    x = 203,168.66

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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.