Home / 239,312.14-330,253.02-131,886.10

Finding the Fourth Proportional to 239,312.14, 330,253.02 and 131,886.10

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Solution

The fourth proportional to 239,312.14, 330,253.02 and 131,886.10 is: 182,004.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,312.14 : 330,253.02 = 131,886.10 : x
  2. Step 2: Convert to fraction form
    239,312.14/330,253.02 = 131,886.10/x
  3. Step 3: Cross multiply
    239,312.14x = 330,253.02 × 131,886.10
  4. Step 4: Simplify right side
    239,312.14x = 43,555,782,821.02
  5. Step 5: Solve for x
    x = 43,555,782,821.02/239,312.14
  6. Step 6: Final answer
    x = 182,004.07

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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.