Home / 216,975.66-299,444.47-126,326.21

Finding the Fourth Proportional to 216,975.66, 299,444.47 and 126,326.21

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Solution

The fourth proportional to 216,975.66, 299,444.47 and 126,326.21 is: 174,340.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,975.66 : 299,444.47 = 126,326.21 : x
  2. Step 2: Convert to fraction form
    216,975.66/299,444.47 = 126,326.21/x
  3. Step 3: Cross multiply
    216,975.66x = 299,444.47 × 126,326.21
  4. Step 4: Simplify right side
    216,975.66x = 37,827,684,385.00
  5. Step 5: Solve for x
    x = 37,827,684,385.00/216,975.66
  6. Step 6: Final answer
    x = 174,340.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.