Home / 134,051.41-185,007.37-77,462.79

Finding the Fourth Proportional to 134,051.41, 185,007.37 and 77,462.79

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Solution

The fourth proportional to 134,051.41, 185,007.37 and 77,462.79 is: 106,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,051.41 : 185,007.37 = 77,462.79 : x
  2. Step 2: Convert to fraction form
    134,051.41/185,007.37 = 77,462.79/x
  3. Step 3: Cross multiply
    134,051.41x = 185,007.37 × 77,462.79
  4. Step 4: Simplify right side
    134,051.41x = 14,331,186,611.04
  5. Step 5: Solve for x
    x = 14,331,186,611.04/134,051.41
  6. Step 6: Final answer
    x = 106,908.13

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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.