Home / 91,087.95-136,636.02-27,903.46

Finding the Fourth Proportional to 91,087.95, 136,636.02 and 27,903.46

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Solution

The fourth proportional to 91,087.95, 136,636.02 and 27,903.46 is: 41,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,087.95 : 136,636.02 = 27,903.46 : x
  2. Step 2: Convert to fraction form
    91,087.95/136,636.02 = 27,903.46/x
  3. Step 3: Cross multiply
    91,087.95x = 136,636.02 × 27,903.46
  4. Step 4: Simplify right side
    91,087.95x = 3,812,617,718.63
  5. Step 5: Solve for x
    x = 3,812,617,718.63/91,087.95
  6. Step 6: Final answer
    x = 41,856.44

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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.