Home / 240,510.12-331,856.78-133,060.08

Finding the Fourth Proportional to 240,510.12, 331,856.78 and 133,060.08

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Solution

The fourth proportional to 240,510.12, 331,856.78 and 133,060.08 is: 183,596.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,510.12 : 331,856.78 = 133,060.08 : x
  2. Step 2: Convert to fraction form
    240,510.12/331,856.78 = 133,060.08/x
  3. Step 3: Cross multiply
    240,510.12x = 331,856.78 × 133,060.08
  4. Step 4: Simplify right side
    240,510.12x = 44,156,889,695.34
  5. Step 5: Solve for x
    x = 44,156,889,695.34/240,510.12
  6. Step 6: Final answer
    x = 183,596.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.