Home / 91,567.54-126,357.19-51,272.06

Finding the Fourth Proportional to 91,567.54, 126,357.19 and 51,272.06

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Solution

The fourth proportional to 91,567.54, 126,357.19 and 51,272.06 is: 70,752.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,567.54 : 126,357.19 = 51,272.06 : x
  2. Step 2: Convert to fraction form
    91,567.54/126,357.19 = 51,272.06/x
  3. Step 3: Cross multiply
    91,567.54x = 126,357.19 × 51,272.06
  4. Step 4: Simplify right side
    91,567.54x = 6,478,593,614.82
  5. Step 5: Solve for x
    x = 6,478,593,614.82/91,567.54
  6. Step 6: Final answer
    x = 70,752.08

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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.