Home / 229,218.02-316,315.86-127,237.52

Finding the Fourth Proportional to 229,218.02, 316,315.86 and 127,237.52

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Solution

The fourth proportional to 229,218.02, 316,315.86 and 127,237.52 is: 175,585.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,218.02 : 316,315.86 = 127,237.52 : x
  2. Step 2: Convert to fraction form
    229,218.02/316,315.86 = 127,237.52/x
  3. Step 3: Cross multiply
    229,218.02x = 316,315.86 × 127,237.52
  4. Step 4: Simplify right side
    229,218.02x = 40,247,245,563.07
  5. Step 5: Solve for x
    x = 40,247,245,563.07/229,218.02
  6. Step 6: Final answer
    x = 175,585.00

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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.