Home / 158,865.63-238,267.67-45,012.46

Finding the Fourth Proportional to 158,865.63, 238,267.67 and 45,012.46

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Solution

The fourth proportional to 158,865.63, 238,267.67 and 45,012.46 is: 67,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,865.63 : 238,267.67 = 45,012.46 : x
  2. Step 2: Convert to fraction form
    158,865.63/238,267.67 = 45,012.46/x
  3. Step 3: Cross multiply
    158,865.63x = 238,267.67 × 45,012.46
  4. Step 4: Simplify right side
    158,865.63x = 10,725,013,965.17
  5. Step 5: Solve for x
    x = 10,725,013,965.17/158,865.63
  6. Step 6: Final answer
    x = 67,509.97

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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.