Home / 301,123.17-451,859.67-134,911.17

Finding the Fourth Proportional to 301,123.17, 451,859.67 and 134,911.17

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Solution

The fourth proportional to 301,123.17, 451,859.67 and 134,911.17 is: 202,445.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,123.17 : 451,859.67 = 134,911.17 : x
  2. Step 2: Convert to fraction form
    301,123.17/451,859.67 = 134,911.17/x
  3. Step 3: Cross multiply
    301,123.17x = 451,859.67 × 134,911.17
  4. Step 4: Simplify right side
    301,123.17x = 60,960,916,755.51
  5. Step 5: Solve for x
    x = 60,960,916,755.51/301,123.17
  6. Step 6: Final answer
    x = 202,445.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.