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Finding the Fourth Proportional to 56,374.52, 84,564.47 and 46,495.49

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Solution

The fourth proportional to 56,374.52, 84,564.47 and 46,495.49 is: 69,745.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,374.52 : 84,564.47 = 46,495.49 : x
  2. Step 2: Convert to fraction form
    56,374.52/84,564.47 = 46,495.49/x
  3. Step 3: Cross multiply
    56,374.52x = 84,564.47 × 46,495.49
  4. Step 4: Simplify right side
    56,374.52x = 3,931,866,162.66
  5. Step 5: Solve for x
    x = 3,931,866,162.66/56,374.52
  6. Step 6: Final answer
    x = 69,745.45

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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.