Home / 134,240.16-185,236.08-107,372.88

Finding the Fourth Proportional to 134,240.16, 185,236.08 and 107,372.88

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Solution

The fourth proportional to 134,240.16, 185,236.08 and 107,372.88 is: 148,162.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,240.16 : 185,236.08 = 107,372.88 : x
  2. Step 2: Convert to fraction form
    134,240.16/185,236.08 = 107,372.88/x
  3. Step 3: Cross multiply
    134,240.16x = 185,236.08 × 107,372.88
  4. Step 4: Simplify right side
    134,240.16x = 19,889,331,389.51
  5. Step 5: Solve for x
    x = 19,889,331,389.51/134,240.16
  6. Step 6: Final answer
    x = 148,162.30

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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.