Home / 112,090.13-168,165.95-55,862.36

Finding the Fourth Proportional to 112,090.13, 168,165.95 and 55,862.36

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Solution

The fourth proportional to 112,090.13, 168,165.95 and 55,862.36 is: 83,808.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,090.13 : 168,165.95 = 55,862.36 : x
  2. Step 2: Convert to fraction form
    112,090.13/168,165.95 = 55,862.36/x
  3. Step 3: Cross multiply
    112,090.13x = 168,165.95 × 55,862.36
  4. Step 4: Simplify right side
    112,090.13x = 9,394,146,506.24
  5. Step 5: Solve for x
    x = 9,394,146,506.24/112,090.13
  6. Step 6: Final answer
    x = 83,808.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.