Home / 137,260.23-205,897.68-42,555.84

Finding the Fourth Proportional to 137,260.23, 205,897.68 and 42,555.84

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Solution

The fourth proportional to 137,260.23, 205,897.68 and 42,555.84 is: 63,836.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,260.23 : 205,897.68 = 42,555.84 : x
  2. Step 2: Convert to fraction form
    137,260.23/205,897.68 = 42,555.84/x
  3. Step 3: Cross multiply
    137,260.23x = 205,897.68 × 42,555.84
  4. Step 4: Simplify right side
    137,260.23x = 8,762,148,726.45
  5. Step 5: Solve for x
    x = 8,762,148,726.45/137,260.23
  6. Step 6: Final answer
    x = 63,836.03

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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.