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Finding the Fourth Proportional to 91,334.92, 136,812.54 and 46,826.92

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Solution

The fourth proportional to 91,334.92, 136,812.54 and 46,826.92 is: 70,143.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,334.92 : 136,812.54 = 46,826.92 : x
  2. Step 2: Convert to fraction form
    91,334.92/136,812.54 = 46,826.92/x
  3. Step 3: Cross multiply
    91,334.92x = 136,812.54 × 46,826.92
  4. Step 4: Simplify right side
    91,334.92x = 6,406,509,865.58
  5. Step 5: Solve for x
    x = 6,406,509,865.58/91,334.92
  6. Step 6: Final answer
    x = 70,143.05

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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.