Home / 155,674.89-233,529.66-66,937.32

Finding the Fourth Proportional to 155,674.89, 233,529.66 and 66,937.32

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Solution

The fourth proportional to 155,674.89, 233,529.66 and 66,937.32 is: 100,413.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,674.89 : 233,529.66 = 66,937.32 : x
  2. Step 2: Convert to fraction form
    155,674.89/233,529.66 = 66,937.32/x
  3. Step 3: Cross multiply
    155,674.89x = 233,529.66 × 66,937.32
  4. Step 4: Simplify right side
    155,674.89x = 15,631,849,580.91
  5. Step 5: Solve for x
    x = 15,631,849,580.91/155,674.89
  6. Step 6: Final answer
    x = 100,413.43

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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.