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Finding the Fourth Proportional to 104,551.98, 144,284.67 and 61,534.50

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Solution

The fourth proportional to 104,551.98, 144,284.67 and 61,534.50 is: 84,919.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,551.98 : 144,284.67 = 61,534.50 : x
  2. Step 2: Convert to fraction form
    104,551.98/144,284.67 = 61,534.50/x
  3. Step 3: Cross multiply
    104,551.98x = 144,284.67 × 61,534.50
  4. Step 4: Simplify right side
    104,551.98x = 8,878,485,026.12
  5. Step 5: Solve for x
    x = 8,878,485,026.12/104,551.98
  6. Step 6: Final answer
    x = 84,919.34

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1.5x scale

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.