Home / 219,199.72-302,463.17-133,113.93

Finding the Fourth Proportional to 219,199.72, 302,463.17 and 133,113.93

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Solution

The fourth proportional to 219,199.72, 302,463.17 and 133,113.93 is: 183,677.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,199.72 : 302,463.17 = 133,113.93 : x
  2. Step 2: Convert to fraction form
    219,199.72/302,463.17 = 133,113.93/x
  3. Step 3: Cross multiply
    219,199.72x = 302,463.17 × 133,113.93
  4. Step 4: Simplify right side
    219,199.72x = 40,262,061,571.74
  5. Step 5: Solve for x
    x = 40,262,061,571.74/219,199.72
  6. Step 6: Final answer
    x = 183,677.52

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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.