Home / 91,038.26-125,561.58-59,217.32

Finding the Fourth Proportional to 91,038.26, 125,561.58 and 59,217.32

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Solution

The fourth proportional to 91,038.26, 125,561.58 and 59,217.32 is: 81,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,038.26 : 125,561.58 = 59,217.32 : x
  2. Step 2: Convert to fraction form
    91,038.26/125,561.58 = 59,217.32/x
  3. Step 3: Cross multiply
    91,038.26x = 125,561.58 × 59,217.32
  4. Step 4: Simplify right side
    91,038.26x = 7,435,420,262.57
  5. Step 5: Solve for x
    x = 7,435,420,262.57/91,038.26
  6. Step 6: Final answer
    x = 81,673.58

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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.