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Finding the Fourth Proportional to 229,410.02, 316,594.71 and 127,443.22

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Solution

The fourth proportional to 229,410.02, 316,594.71 and 127,443.22 is: 175,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,410.02 : 316,594.71 = 127,443.22 : x
  2. Step 2: Convert to fraction form
    229,410.02/316,594.71 = 127,443.22/x
  3. Step 3: Cross multiply
    229,410.02x = 316,594.71 × 127,443.22
  4. Step 4: Simplify right side
    229,410.02x = 40,347,849,277.37
  5. Step 5: Solve for x
    x = 40,347,849,277.37/229,410.02
  6. Step 6: Final answer
    x = 175,876.58

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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.