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Finding the Fourth Proportional to 158,515.68, 237,866.40 and 58,745.28

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Solution

The fourth proportional to 158,515.68, 237,866.40 and 58,745.28 is: 88,152.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,515.68 : 237,866.40 = 58,745.28 : x
  2. Step 2: Convert to fraction form
    158,515.68/237,866.40 = 58,745.28/x
  3. Step 3: Cross multiply
    158,515.68x = 237,866.40 × 58,745.28
  4. Step 4: Simplify right side
    158,515.68x = 13,973,528,270.59
  5. Step 5: Solve for x
    x = 13,973,528,270.59/158,515.68
  6. Step 6: Final answer
    x = 88,152.34

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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.