Home / 229,180.63-316,264.50-127,200.11

Finding the Fourth Proportional to 229,180.63, 316,264.50 and 127,200.11

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Solution

The fourth proportional to 229,180.63, 316,264.50 and 127,200.11 is: 175,533.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,180.63 : 316,264.50 = 127,200.11 : x
  2. Step 2: Convert to fraction form
    229,180.63/316,264.50 = 127,200.11/x
  3. Step 3: Cross multiply
    229,180.63x = 316,264.50 × 127,200.11
  4. Step 4: Simplify right side
    229,180.63x = 40,228,879,189.10
  5. Step 5: Solve for x
    x = 40,228,879,189.10/229,180.63
  6. Step 6: Final answer
    x = 175,533.50

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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.