Home / 103,580.07-155,258.47-50,158.95

Finding the Fourth Proportional to 103,580.07, 155,258.47 and 50,158.95

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Solution

The fourth proportional to 103,580.07, 155,258.47 and 50,158.95 is: 75,184.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,580.07 : 155,258.47 = 50,158.95 : x
  2. Step 2: Convert to fraction form
    103,580.07/155,258.47 = 50,158.95/x
  3. Step 3: Cross multiply
    103,580.07x = 155,258.47 × 50,158.95
  4. Step 4: Simplify right side
    103,580.07x = 7,787,601,314.29
  5. Step 5: Solve for x
    x = 7,787,601,314.29/103,580.07
  6. Step 6: Final answer
    x = 75,184.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.