Home / 91,307.46-126,016.80-52,544.48

Finding the Fourth Proportional to 91,307.46, 126,016.80 and 52,544.48

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Solution

The fourth proportional to 91,307.46, 126,016.80 and 52,544.48 is: 72,518.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,307.46 : 126,016.80 = 52,544.48 : x
  2. Step 2: Convert to fraction form
    91,307.46/126,016.80 = 52,544.48/x
  3. Step 3: Cross multiply
    91,307.46x = 126,016.80 × 52,544.48
  4. Step 4: Simplify right side
    91,307.46x = 6,621,487,227.26
  5. Step 5: Solve for x
    x = 6,621,487,227.26/91,307.46
  6. Step 6: Final answer
    x = 72,518.58

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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.