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Finding the Fourth Proportional to 248,159.95, 342,491.13 and 146,180.14

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Solution

The fourth proportional to 248,159.95, 342,491.13 and 146,180.14 is: 201,746.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,159.95 : 342,491.13 = 146,180.14 : x
  2. Step 2: Convert to fraction form
    248,159.95/342,491.13 = 146,180.14/x
  3. Step 3: Cross multiply
    248,159.95x = 342,491.13 × 146,180.14
  4. Step 4: Simplify right side
    248,159.95x = 50,065,400,475.93
  5. Step 5: Solve for x
    x = 50,065,400,475.93/248,159.95
  6. Step 6: Final answer
    x = 201,746.50

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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.