Home / 109,289.17-150,814.67-61,544.53

Finding the Fourth Proportional to 109,289.17, 150,814.67 and 61,544.53

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Solution

The fourth proportional to 109,289.17, 150,814.67 and 61,544.53 is: 84,928.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,289.17 : 150,814.67 = 61,544.53 : x
  2. Step 2: Convert to fraction form
    109,289.17/150,814.67 = 61,544.53/x
  3. Step 3: Cross multiply
    109,289.17x = 150,814.67 × 61,544.53
  4. Step 4: Simplify right side
    109,289.17x = 9,281,817,982.26
  5. Step 5: Solve for x
    x = 9,281,817,982.26/109,289.17
  6. Step 6: Final answer
    x = 84,928.98

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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.