Home / 251,075.89-346,483.55-136,353.73

Finding the Fourth Proportional to 251,075.89, 346,483.55 and 136,353.73

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Solution

The fourth proportional to 251,075.89, 346,483.55 and 136,353.73 is: 188,167.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,075.89 : 346,483.55 = 136,353.73 : x
  2. Step 2: Convert to fraction form
    251,075.89/346,483.55 = 136,353.73/x
  3. Step 3: Cross multiply
    251,075.89x = 346,483.55 × 136,353.73
  4. Step 4: Simplify right side
    251,075.89x = 47,244,323,744.37
  5. Step 5: Solve for x
    x = 47,244,323,744.37/251,075.89
  6. Step 6: Final answer
    x = 188,167.50

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1.5x scale

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.