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Finding the Fourth Proportional to 134,178, 201,273.84 and 34,339.02

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Solution

The fourth proportional to 134,178, 201,273.84 and 34,339.02 is: 51,510.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,178 : 201,273.84 = 34,339.02 : x
  2. Step 2: Convert to fraction form
    134,178/201,273.84 = 34,339.02/x
  3. Step 3: Cross multiply
    134,178x = 201,273.84 × 34,339.02
  4. Step 4: Simplify right side
    134,178x = 6,911,546,417.24
  5. Step 5: Solve for x
    x = 6,911,546,417.24/134,178
  6. Step 6: Final answer
    x = 51,510.28

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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.