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Finding the Fourth Proportional to 292,960.59, 439,475.51 and 93,210.94

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Solution

The fourth proportional to 292,960.59, 439,475.51 and 93,210.94 is: 139,827.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,960.59 : 439,475.51 = 93,210.94 : x
  2. Step 2: Convert to fraction form
    292,960.59/439,475.51 = 93,210.94/x
  3. Step 3: Cross multiply
    292,960.59x = 439,475.51 × 93,210.94
  4. Step 4: Simplify right side
    292,960.59x = 40,963,925,394.08
  5. Step 5: Solve for x
    x = 40,963,925,394.08/292,960.59
  6. Step 6: Final answer
    x = 139,827.43

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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.