Home / 251,264.16-346,744.80-138,084.48

Finding the Fourth Proportional to 251,264.16, 346,744.80 and 138,084.48

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Solution

The fourth proportional to 251,264.16, 346,744.80 and 138,084.48 is: 190,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,264.16 : 346,744.80 = 138,084.48 : x
  2. Step 2: Convert to fraction form
    251,264.16/346,744.80 = 138,084.48/x
  3. Step 3: Cross multiply
    251,264.16x = 346,744.80 × 138,084.48
  4. Step 4: Simplify right side
    251,264.16x = 47,880,075,400.70
  5. Step 5: Solve for x
    x = 47,880,075,400.70/251,264.16
  6. Step 6: Final answer
    x = 190,556.72

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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.