Home / 155,148.88-232,718.68-42,835.94

Finding the Fourth Proportional to 155,148.88, 232,718.68 and 42,835.94

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Solution

The fourth proportional to 155,148.88, 232,718.68 and 42,835.94 is: 64,252.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,148.88 : 232,718.68 = 42,835.94 : x
  2. Step 2: Convert to fraction form
    155,148.88/232,718.68 = 42,835.94/x
  3. Step 3: Cross multiply
    155,148.88x = 232,718.68 × 42,835.94
  4. Step 4: Simplify right side
    155,148.88x = 9,968,723,413.36
  5. Step 5: Solve for x
    x = 9,968,723,413.36/155,148.88
  6. Step 6: Final answer
    x = 64,252.63

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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.