Home / 232,688.06-349,049.77-90,472.23

Finding the Fourth Proportional to 232,688.06, 349,049.77 and 90,472.23

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Solution

The fourth proportional to 232,688.06, 349,049.77 and 90,472.23 is: 135,715.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,688.06 : 349,049.77 = 90,472.23 : x
  2. Step 2: Convert to fraction form
    232,688.06/349,049.77 = 90,472.23/x
  3. Step 3: Cross multiply
    232,688.06x = 349,049.77 × 90,472.23
  4. Step 4: Simplify right side
    232,688.06x = 31,579,310,846.71
  5. Step 5: Solve for x
    x = 31,579,310,846.71/232,688.06
  6. Step 6: Final answer
    x = 135,715.22

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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.