Home / 112,944.02-155,881.41-62,659.22

Finding the Fourth Proportional to 112,944.02, 155,881.41 and 62,659.22

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Solution

The fourth proportional to 112,944.02, 155,881.41 and 62,659.22 is: 86,480.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,944.02 : 155,881.41 = 62,659.22 : x
  2. Step 2: Convert to fraction form
    112,944.02/155,881.41 = 62,659.22/x
  3. Step 3: Cross multiply
    112,944.02x = 155,881.41 × 62,659.22
  4. Step 4: Simplify right side
    112,944.02x = 9,767,407,563.10
  5. Step 5: Solve for x
    x = 9,767,407,563.10/112,944.02
  6. Step 6: Final answer
    x = 86,480.08

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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.