Home / 91,014.17-125,600.18-50,730.53

Finding the Fourth Proportional to 91,014.17, 125,600.18 and 50,730.53

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Solution

The fourth proportional to 91,014.17, 125,600.18 and 50,730.53 is: 70,008.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,014.17 : 125,600.18 = 50,730.53 : x
  2. Step 2: Convert to fraction form
    91,014.17/125,600.18 = 50,730.53/x
  3. Step 3: Cross multiply
    91,014.17x = 125,600.18 × 50,730.53
  4. Step 4: Simplify right side
    91,014.17x = 6,371,762,817.84
  5. Step 5: Solve for x
    x = 6,371,762,817.84/91,014.17
  6. Step 6: Final answer
    x = 70,008.47

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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.