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Finding the Fourth Proportional to 349,902.95, 524,937.71 and 113,245.63

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Solution

The fourth proportional to 349,902.95, 524,937.71 and 113,245.63 is: 169,895.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,902.95 : 524,937.71 = 113,245.63 : x
  2. Step 2: Convert to fraction form
    349,902.95/524,937.71 = 113,245.63/x
  3. Step 3: Cross multiply
    349,902.95x = 524,937.71 × 113,245.63
  4. Step 4: Simplify right side
    349,902.95x = 59,446,901,679.71
  5. Step 5: Solve for x
    x = 59,446,901,679.71/349,902.95
  6. Step 6: Final answer
    x = 169,895.40

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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.