Home / 91,017.74-125,605.10-50,734.08

Finding the Fourth Proportional to 91,017.74, 125,605.10 and 50,734.08

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Solution

The fourth proportional to 91,017.74, 125,605.10 and 50,734.08 is: 70,013.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,017.74 : 125,605.10 = 50,734.08 : x
  2. Step 2: Convert to fraction form
    91,017.74/125,605.10 = 50,734.08/x
  3. Step 3: Cross multiply
    91,017.74x = 125,605.10 × 50,734.08
  4. Step 4: Simplify right side
    91,017.74x = 6,372,459,318.64
  5. Step 5: Solve for x
    x = 6,372,459,318.64/91,017.74
  6. Step 6: Final answer
    x = 70,013.37

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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.