Home / 112,420.56-154,869.24-96,236.40

Finding the Fourth Proportional to 112,420.56, 154,869.24 and 96,236.40

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Solution

The fourth proportional to 112,420.56, 154,869.24 and 96,236.40 is: 132,574.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,420.56 : 154,869.24 = 96,236.40 : x
  2. Step 2: Convert to fraction form
    112,420.56/154,869.24 = 96,236.40/x
  3. Step 3: Cross multiply
    112,420.56x = 154,869.24 × 96,236.40
  4. Step 4: Simplify right side
    112,420.56x = 14,904,058,128.34
  5. Step 5: Solve for x
    x = 14,904,058,128.34/112,420.56
  6. Step 6: Final answer
    x = 132,574.13

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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.