Home / 239,670.23-330,746.10-132,240.34

Finding the Fourth Proportional to 239,670.23, 330,746.10 and 132,240.34

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Solution

The fourth proportional to 239,670.23, 330,746.10 and 132,240.34 is: 182,492.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,670.23 : 330,746.10 = 132,240.34 : x
  2. Step 2: Convert to fraction form
    239,670.23/330,746.10 = 132,240.34/x
  3. Step 3: Cross multiply
    239,670.23x = 330,746.10 × 132,240.34
  4. Step 4: Simplify right side
    239,670.23x = 43,737,976,717.67
  5. Step 5: Solve for x
    x = 43,737,976,717.67/239,670.23
  6. Step 6: Final answer
    x = 182,492.32

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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.