Home / 155,987.51-233,981.26-50,806.46

Finding the Fourth Proportional to 155,987.51, 233,981.26 and 50,806.46

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Solution

The fourth proportional to 155,987.51, 233,981.26 and 50,806.46 is: 76,209.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,987.51 : 233,981.26 = 50,806.46 : x
  2. Step 2: Convert to fraction form
    155,987.51/233,981.26 = 50,806.46/x
  3. Step 3: Cross multiply
    155,987.51x = 233,981.26 × 50,806.46
  4. Step 4: Simplify right side
    155,987.51x = 11,887,759,984.88
  5. Step 5: Solve for x
    x = 11,887,759,984.88/155,987.51
  6. Step 6: Final answer
    x = 76,209.69

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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.