Home / 104,885.20-144,752.03-64,047.07

Finding the Fourth Proportional to 104,885.20, 144,752.03 and 64,047.07

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Solution

The fourth proportional to 104,885.20, 144,752.03 and 64,047.07 is: 88,391.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,885.20 : 144,752.03 = 64,047.07 : x
  2. Step 2: Convert to fraction form
    104,885.20/144,752.03 = 64,047.07/x
  3. Step 3: Cross multiply
    104,885.20x = 144,752.03 × 64,047.07
  4. Step 4: Simplify right side
    104,885.20x = 9,270,943,077.82
  5. Step 5: Solve for x
    x = 9,270,943,077.82/104,885.20
  6. Step 6: Final answer
    x = 88,391.34

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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.