Home / 104,023.60-143,552.58-56,276.92

Finding the Fourth Proportional to 104,023.60, 143,552.58 and 56,276.92

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Solution

The fourth proportional to 104,023.60, 143,552.58 and 56,276.92 is: 77,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,023.60 : 143,552.58 = 56,276.92 : x
  2. Step 2: Convert to fraction form
    104,023.60/143,552.58 = 56,276.92/x
  3. Step 3: Cross multiply
    104,023.60x = 143,552.58 × 56,276.92
  4. Step 4: Simplify right side
    104,023.60x = 8,078,697,060.45
  5. Step 5: Solve for x
    x = 8,078,697,060.45/104,023.60
  6. Step 6: Final answer
    x = 77,662.16

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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.