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Finding the Fourth Proportional to 315,870, 473,887.08 and 94,254

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Solution

The fourth proportional to 315,870, 473,887.08 and 94,254 is: 141,405.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,870 : 473,887.08 = 94,254 : x
  2. Step 2: Convert to fraction form
    315,870/473,887.08 = 94,254/x
  3. Step 3: Cross multiply
    315,870x = 473,887.08 × 94,254
  4. Step 4: Simplify right side
    315,870x = 44,665,752,838.32
  5. Step 5: Solve for x
    x = 44,665,752,838.32/315,870
  6. Step 6: Final answer
    x = 141,405.49

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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.