Home / 134,429.93-185,491.92-77,058.27

Finding the Fourth Proportional to 134,429.93, 185,491.92 and 77,058.27

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Solution

The fourth proportional to 134,429.93, 185,491.92 and 77,058.27 is: 106,328.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,429.93 : 185,491.92 = 77,058.27 : x
  2. Step 2: Convert to fraction form
    134,429.93/185,491.92 = 77,058.27/x
  3. Step 3: Cross multiply
    134,429.93x = 185,491.92 × 77,058.27
  4. Step 4: Simplify right side
    134,429.93x = 14,293,686,743.15
  5. Step 5: Solve for x
    x = 14,293,686,743.15/134,429.93
  6. Step 6: Final answer
    x = 106,328.16

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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.