Home / 112,741.60-155,268.48-110,292.16

Finding the Fourth Proportional to 112,741.60, 155,268.48 and 110,292.16

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Solution

The fourth proportional to 112,741.60, 155,268.48 and 110,292.16 is: 151,895.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,741.60 : 155,268.48 = 110,292.16 : x
  2. Step 2: Convert to fraction form
    112,741.60/155,268.48 = 110,292.16/x
  3. Step 3: Cross multiply
    112,741.60x = 155,268.48 × 110,292.16
  4. Step 4: Simplify right side
    112,741.60x = 17,124,896,039.12
  5. Step 5: Solve for x
    x = 17,124,896,039.12/112,741.60
  6. Step 6: Final answer
    x = 151,895.09

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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.