Home / 104,498.40-144,224.08-59,178.72

Finding the Fourth Proportional to 104,498.40, 144,224.08 and 59,178.72

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Solution

The fourth proportional to 104,498.40, 144,224.08 and 59,178.72 is: 81,675.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,498.40 : 144,224.08 = 59,178.72 : x
  2. Step 2: Convert to fraction form
    104,498.40/144,224.08 = 59,178.72/x
  3. Step 3: Cross multiply
    104,498.40x = 144,224.08 × 59,178.72
  4. Step 4: Simplify right side
    104,498.40x = 8,534,996,447.58
  5. Step 5: Solve for x
    x = 8,534,996,447.58/104,498.40
  6. Step 6: Final answer
    x = 81,675.86

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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.