Home / 233,315.10-349,767.45-138,311.10

Finding the Fourth Proportional to 233,315.10, 349,767.45 and 138,311.10

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Solution

The fourth proportional to 233,315.10, 349,767.45 and 138,311.10 is: 207,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,315.10 : 349,767.45 = 138,311.10 : x
  2. Step 2: Convert to fraction form
    233,315.10/349,767.45 = 138,311.10/x
  3. Step 3: Cross multiply
    233,315.10x = 349,767.45 × 138,311.10
  4. Step 4: Simplify right side
    233,315.10x = 48,376,720,753.70
  5. Step 5: Solve for x
    x = 48,376,720,753.70/233,315.10
  6. Step 6: Final answer
    x = 207,345.01

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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.