Home / 104,633.10-144,394.02-56,886.42

Finding the Fourth Proportional to 104,633.10, 144,394.02 and 56,886.42

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Solution

The fourth proportional to 104,633.10, 144,394.02 and 56,886.42 is: 78,503.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,633.10 : 144,394.02 = 56,886.42 : x
  2. Step 2: Convert to fraction form
    104,633.10/144,394.02 = 56,886.42/x
  3. Step 3: Cross multiply
    104,633.10x = 144,394.02 × 56,886.42
  4. Step 4: Simplify right side
    104,633.10x = 8,214,058,867.21
  5. Step 5: Solve for x
    x = 8,214,058,867.21/104,633.10
  6. Step 6: Final answer
    x = 78,503.45

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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.