Home / 155,654.40-233,479.20-105,610.08

Finding the Fourth Proportional to 155,654.40, 233,479.20 and 105,610.08

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Solution

The fourth proportional to 155,654.40, 233,479.20 and 105,610.08 is: 158,413.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,654.40 : 233,479.20 = 105,610.08 : x
  2. Step 2: Convert to fraction form
    155,654.40/233,479.20 = 105,610.08/x
  3. Step 3: Cross multiply
    155,654.40x = 233,479.20 × 105,610.08
  4. Step 4: Simplify right side
    155,654.40x = 24,657,756,990.34
  5. Step 5: Solve for x
    x = 24,657,756,990.34/155,654.40
  6. Step 6: Final answer
    x = 158,413.49

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1.5x scale

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.