Home / 91,326.84-126,069.81-55,528.26

Finding the Fourth Proportional to 91,326.84, 126,069.81 and 55,528.26

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Solution

The fourth proportional to 91,326.84, 126,069.81 and 55,528.26 is: 76,652.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,326.84 : 126,069.81 = 55,528.26 : x
  2. Step 2: Convert to fraction form
    91,326.84/126,069.81 = 55,528.26/x
  3. Step 3: Cross multiply
    91,326.84x = 126,069.81 × 55,528.26
  4. Step 4: Simplify right side
    91,326.84x = 7,000,437,187.83
  5. Step 5: Solve for x
    x = 7,000,437,187.83/91,326.84
  6. Step 6: Final answer
    x = 76,652.57

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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.