Home / 91,347.36-125,944.65-69,863.46

Finding the Fourth Proportional to 91,347.36, 125,944.65 and 69,863.46

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Solution

The fourth proportional to 91,347.36, 125,944.65 and 69,863.46 is: 96,323.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,347.36 : 125,944.65 = 69,863.46 : x
  2. Step 2: Convert to fraction form
    91,347.36/125,944.65 = 69,863.46/x
  3. Step 3: Cross multiply
    91,347.36x = 125,944.65 × 69,863.46
  4. Step 4: Simplify right side
    91,347.36x = 8,798,929,017.49
  5. Step 5: Solve for x
    x = 8,798,929,017.49/91,347.36
  6. Step 6: Final answer
    x = 96,323.85

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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.