Home / 134,410.96-185,455.48-112,982.16

Finding the Fourth Proportional to 134,410.96, 185,455.48 and 112,982.16

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Solution

The fourth proportional to 134,410.96, 185,455.48 and 112,982.16 is: 155,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,410.96 : 185,455.48 = 112,982.16 : x
  2. Step 2: Convert to fraction form
    134,410.96/185,455.48 = 112,982.16/x
  3. Step 3: Cross multiply
    134,410.96x = 185,455.48 × 112,982.16
  4. Step 4: Simplify right side
    134,410.96x = 20,953,160,714.24
  5. Step 5: Solve for x
    x = 20,953,160,714.24/134,410.96
  6. Step 6: Final answer
    x = 155,888.78

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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.