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Finding the Fourth Proportional to 46,710, 64,459.80 and 29,943

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Solution

The fourth proportional to 46,710, 64,459.80 and 29,943 is: 41,321.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,710 : 64,459.80 = 29,943 : x
  2. Step 2: Convert to fraction form
    46,710/64,459.80 = 29,943/x
  3. Step 3: Cross multiply
    46,710x = 64,459.80 × 29,943
  4. Step 4: Simplify right side
    46,710x = 1,930,119,791.40
  5. Step 5: Solve for x
    x = 1,930,119,791.40/46,710
  6. Step 6: Final answer
    x = 41,321.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.