Home / 122,331.71-183,453.54-42,347.95

Finding the Fourth Proportional to 122,331.71, 183,453.54 and 42,347.95

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Solution

The fourth proportional to 122,331.71, 183,453.54 and 42,347.95 is: 63,506.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,331.71 : 183,453.54 = 42,347.95 : x
  2. Step 2: Convert to fraction form
    122,331.71/183,453.54 = 42,347.95/x
  3. Step 3: Cross multiply
    122,331.71x = 183,453.54 × 42,347.95
  4. Step 4: Simplify right side
    122,331.71x = 7,768,881,339.24
  5. Step 5: Solve for x
    x = 7,768,881,339.24/122,331.71
  6. Step 6: Final answer
    x = 63,506.68

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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.