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Finding the Fourth Proportional to 176,655.53, 264,370.94 and 169,307.21

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Solution

The fourth proportional to 176,655.53, 264,370.94 and 169,307.21 is: 253,373.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,655.53 : 264,370.94 = 169,307.21 : x
  2. Step 2: Convert to fraction form
    176,655.53/264,370.94 = 169,307.21/x
  3. Step 3: Cross multiply
    176,655.53x = 264,370.94 × 169,307.21
  4. Step 4: Simplify right side
    176,655.53x = 44,759,905,409.94
  5. Step 5: Solve for x
    x = 44,759,905,409.94/176,655.53
  6. Step 6: Final answer
    x = 253,373.93

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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.