Home / 91,307.64-126,017.05-52,544.66

Finding the Fourth Proportional to 91,307.64, 126,017.05 and 52,544.66

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Solution

The fourth proportional to 91,307.64, 126,017.05 and 52,544.66 is: 72,518.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,307.64 : 126,017.05 = 52,544.66 : x
  2. Step 2: Convert to fraction form
    91,307.64/126,017.05 = 52,544.66/x
  3. Step 3: Cross multiply
    91,307.64x = 126,017.05 × 52,544.66
  4. Step 4: Simplify right side
    91,307.64x = 6,621,523,046.45
  5. Step 5: Solve for x
    x = 6,621,523,046.45/91,307.64
  6. Step 6: Final answer
    x = 72,518.83

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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.