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Finding the Fourth Proportional to 224,715.95, 337,075.23 and 74,955.86

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Solution

The fourth proportional to 224,715.95, 337,075.23 and 74,955.86 is: 112,434.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,715.95 : 337,075.23 = 74,955.86 : x
  2. Step 2: Convert to fraction form
    224,715.95/337,075.23 = 74,955.86/x
  3. Step 3: Cross multiply
    224,715.95x = 337,075.23 × 74,955.86
  4. Step 4: Simplify right side
    224,715.95x = 25,265,763,749.35
  5. Step 5: Solve for x
    x = 25,265,763,749.35/224,715.95
  6. Step 6: Final answer
    x = 112,434.23

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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.