Home / 227,013.04-313,280.14-125,038.88

Finding the Fourth Proportional to 227,013.04, 313,280.14 and 125,038.88

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Solution

The fourth proportional to 227,013.04, 313,280.14 and 125,038.88 is: 172,554.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,013.04 : 313,280.14 = 125,038.88 : x
  2. Step 2: Convert to fraction form
    227,013.04/313,280.14 = 125,038.88/x
  3. Step 3: Cross multiply
    227,013.04x = 313,280.14 × 125,038.88
  4. Step 4: Simplify right side
    227,013.04x = 39,172,197,831.84
  5. Step 5: Solve for x
    x = 39,172,197,831.84/227,013.04
  6. Step 6: Final answer
    x = 172,554.84

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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.