Home / 134,064.67-185,002.03-76,705.13

Finding the Fourth Proportional to 134,064.67, 185,002.03 and 76,705.13

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Solution

The fourth proportional to 134,064.67, 185,002.03 and 76,705.13 is: 105,848.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,064.67 : 185,002.03 = 76,705.13 : x
  2. Step 2: Convert to fraction form
    134,064.67/185,002.03 = 76,705.13/x
  3. Step 3: Cross multiply
    134,064.67x = 185,002.03 × 76,705.13
  4. Step 4: Simplify right side
    134,064.67x = 14,190,604,761.41
  5. Step 5: Solve for x
    x = 14,190,604,761.41/134,064.67
  6. Step 6: Final answer
    x = 105,848.95

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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.