Home / 229,422.90-316,548.21-133,875.06

Finding the Fourth Proportional to 229,422.90, 316,548.21 and 133,875.06

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Solution

The fourth proportional to 229,422.90, 316,548.21 and 133,875.06 is: 184,715.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,422.90 : 316,548.21 = 133,875.06 : x
  2. Step 2: Convert to fraction form
    229,422.90/316,548.21 = 133,875.06/x
  3. Step 3: Cross multiply
    229,422.90x = 316,548.21 × 133,875.06
  4. Step 4: Simplify right side
    229,422.90x = 42,377,910,606.64
  5. Step 5: Solve for x
    x = 42,377,910,606.64/229,422.90
  6. Step 6: Final answer
    x = 184,715.26

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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.