Home / 91,173.60-125,876.43-58,925.07

Finding the Fourth Proportional to 91,173.60, 125,876.43 and 58,925.07

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Solution

The fourth proportional to 91,173.60, 125,876.43 and 58,925.07 is: 81,353.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,173.60 : 125,876.43 = 58,925.07 : x
  2. Step 2: Convert to fraction form
    91,173.60/125,876.43 = 58,925.07/x
  3. Step 3: Cross multiply
    91,173.60x = 125,876.43 × 58,925.07
  4. Step 4: Simplify right side
    91,173.60x = 7,417,277,449.10
  5. Step 5: Solve for x
    x = 7,417,277,449.10/91,173.60
  6. Step 6: Final answer
    x = 81,353.35

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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.