Home / 216,941.02-299,327.07-126,242.08

Finding the Fourth Proportional to 216,941.02, 299,327.07 and 126,242.08

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Solution

The fourth proportional to 216,941.02, 299,327.07 and 126,242.08 is: 174,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,941.02 : 299,327.07 = 126,242.08 : x
  2. Step 2: Convert to fraction form
    216,941.02/299,327.07 = 126,242.08/x
  3. Step 3: Cross multiply
    216,941.02x = 299,327.07 × 126,242.08
  4. Step 4: Simplify right side
    216,941.02x = 37,787,671,917.11
  5. Step 5: Solve for x
    x = 37,787,671,917.11/216,941.02
  6. Step 6: Final answer
    x = 174,184.08

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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.