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Finding the Fourth Proportional to 110,545.52, 152,509.52 and 68,030.24

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Solution

The fourth proportional to 110,545.52, 152,509.52 and 68,030.24 is: 93,855.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,545.52 : 152,509.52 = 68,030.24 : x
  2. Step 2: Convert to fraction form
    110,545.52/152,509.52 = 68,030.24/x
  3. Step 3: Cross multiply
    110,545.52x = 152,509.52 × 68,030.24
  4. Step 4: Simplify right side
    110,545.52x = 10,375,258,907.73
  5. Step 5: Solve for x
    x = 10,375,258,907.73/110,545.52
  6. Step 6: Final answer
    x = 93,855.08

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1.5x scale

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.