Home / 85,101.42-117,435.36-46,853.52

Finding the Fourth Proportional to 85,101.42, 117,435.36 and 46,853.52

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Solution

The fourth proportional to 85,101.42, 117,435.36 and 46,853.52 is: 64,655.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,101.42 : 117,435.36 = 46,853.52 : x
  2. Step 2: Convert to fraction form
    85,101.42/117,435.36 = 46,853.52/x
  3. Step 3: Cross multiply
    85,101.42x = 117,435.36 × 46,853.52
  4. Step 4: Simplify right side
    85,101.42x = 5,502,259,988.47
  5. Step 5: Solve for x
    x = 5,502,259,988.47/85,101.42
  6. Step 6: Final answer
    x = 64,655.33

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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.