Home / 251,848.34-377,681.78-83,337.56

Finding the Fourth Proportional to 251,848.34, 377,681.78 and 83,337.56

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Solution

The fourth proportional to 251,848.34, 377,681.78 and 83,337.56 is: 124,976.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,848.34 : 377,681.78 = 83,337.56 : x
  2. Step 2: Convert to fraction form
    251,848.34/377,681.78 = 83,337.56/x
  3. Step 3: Cross multiply
    251,848.34x = 377,681.78 × 83,337.56
  4. Step 4: Simplify right side
    251,848.34x = 31,475,075,696.56
  5. Step 5: Solve for x
    x = 31,475,075,696.56/251,848.34
  6. Step 6: Final answer
    x = 124,976.31

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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.