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Finding the Fourth Proportional to 343,364.36, 514,967.82 and 94,065.80

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Solution

The fourth proportional to 343,364.36, 514,967.82 and 94,065.80 is: 141,077.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,364.36 : 514,967.82 = 94,065.80 : x
  2. Step 2: Convert to fraction form
    343,364.36/514,967.82 = 94,065.80/x
  3. Step 3: Cross multiply
    343,364.36x = 514,967.82 × 94,065.80
  4. Step 4: Simplify right side
    343,364.36x = 48,440,859,962.56
  5. Step 5: Solve for x
    x = 48,440,859,962.56/343,364.36
  6. Step 6: Final answer
    x = 141,077.13

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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.