Home / 155,980.05-233,986.48-50,807.22

Finding the Fourth Proportional to 155,980.05, 233,986.48 and 50,807.22

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Solution

The fourth proportional to 155,980.05, 233,986.48 and 50,807.22 is: 76,216.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,980.05 : 233,986.48 = 50,807.22 : x
  2. Step 2: Convert to fraction form
    155,980.05/233,986.48 = 50,807.22/x
  3. Step 3: Cross multiply
    155,980.05x = 233,986.48 × 50,807.22
  4. Step 4: Simplify right side
    155,980.05x = 11,888,203,602.61
  5. Step 5: Solve for x
    x = 11,888,203,602.61/155,980.05
  6. Step 6: Final answer
    x = 76,216.18

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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.