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Finding the Fourth Proportional to 116,045.52, 173,783.32 and 56,689.84

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Solution

The fourth proportional to 116,045.52, 173,783.32 and 56,689.84 is: 84,895.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,045.52 : 173,783.32 = 56,689.84 : x
  2. Step 2: Convert to fraction form
    116,045.52/173,783.32 = 56,689.84/x
  3. Step 3: Cross multiply
    116,045.52x = 173,783.32 × 56,689.84
  4. Step 4: Simplify right side
    116,045.52x = 9,851,748,605.47
  5. Step 5: Solve for x
    x = 9,851,748,605.47/116,045.52
  6. Step 6: Final answer
    x = 84,895.55

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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.