Home / 112,368.24-155,067.96-62,067.12

Finding the Fourth Proportional to 112,368.24, 155,067.96 and 62,067.12

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Solution

The fourth proportional to 112,368.24, 155,067.96 and 62,067.12 is: 85,652.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,368.24 : 155,067.96 = 62,067.12 : x
  2. Step 2: Convert to fraction form
    112,368.24/155,067.96 = 62,067.12/x
  3. Step 3: Cross multiply
    112,368.24x = 155,067.96 × 62,067.12
  4. Step 4: Simplify right side
    112,368.24x = 9,624,621,681.48
  5. Step 5: Solve for x
    x = 9,624,621,681.48/112,368.24
  6. Step 6: Final answer
    x = 85,652.51

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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.