Home / 104,719.83-144,512.70-56,973.39

Finding the Fourth Proportional to 104,719.83, 144,512.70 and 56,973.39

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Solution

The fourth proportional to 104,719.83, 144,512.70 and 56,973.39 is: 78,622.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,719.83 : 144,512.70 = 56,973.39 : x
  2. Step 2: Convert to fraction form
    104,719.83/144,512.70 = 56,973.39/x
  3. Step 3: Cross multiply
    104,719.83x = 144,512.70 × 56,973.39
  4. Step 4: Simplify right side
    104,719.83x = 8,233,378,417.05
  5. Step 5: Solve for x
    x = 8,233,378,417.05/104,719.83
  6. Step 6: Final answer
    x = 78,622.92

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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.