Home / 91,933.41-126,867.35-51,646.32

Finding the Fourth Proportional to 91,933.41, 126,867.35 and 51,646.32

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Solution

The fourth proportional to 91,933.41, 126,867.35 and 51,646.32 is: 71,271.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,933.41 : 126,867.35 = 51,646.32 : x
  2. Step 2: Convert to fraction form
    91,933.41/126,867.35 = 51,646.32/x
  3. Step 3: Cross multiply
    91,933.41x = 126,867.35 × 51,646.32
  4. Step 4: Simplify right side
    91,933.41x = 6,552,232,360.52
  5. Step 5: Solve for x
    x = 6,552,232,360.52/91,933.41
  6. Step 6: Final answer
    x = 71,271.50

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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.