Home / 158,429.47-236,491.75-146,721.16

Finding the Fourth Proportional to 158,429.47, 236,491.75 and 146,721.16

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Solution

The fourth proportional to 158,429.47, 236,491.75 and 146,721.16 is: 219,014.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,429.47 : 236,491.75 = 146,721.16 : x
  2. Step 2: Convert to fraction form
    158,429.47/236,491.75 = 146,721.16/x
  3. Step 3: Cross multiply
    158,429.47x = 236,491.75 × 146,721.16
  4. Step 4: Simplify right side
    158,429.47x = 34,698,344,644.55
  5. Step 5: Solve for x
    x = 34,698,344,644.55/158,429.47
  6. Step 6: Final answer
    x = 219,014.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.