Home / 228,233.04-314,985.14-131,440.07

Finding the Fourth Proportional to 228,233.04, 314,985.14 and 131,440.07

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Solution

The fourth proportional to 228,233.04, 314,985.14 and 131,440.07 is: 181,400.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,233.04 : 314,985.14 = 131,440.07 : x
  2. Step 2: Convert to fraction form
    228,233.04/314,985.14 = 131,440.07/x
  3. Step 3: Cross multiply
    228,233.04x = 314,985.14 × 131,440.07
  4. Step 4: Simplify right side
    228,233.04x = 41,401,666,618.43
  5. Step 5: Solve for x
    x = 41,401,666,618.43/228,233.04
  6. Step 6: Final answer
    x = 181,400.85

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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.