Home / 77,011.52-106,276.32-45,181.04

Finding the Fourth Proportional to 77,011.52, 106,276.32 and 45,181.04

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Solution

The fourth proportional to 77,011.52, 106,276.32 and 45,181.04 is: 62,350.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,011.52 : 106,276.32 = 45,181.04 : x
  2. Step 2: Convert to fraction form
    77,011.52/106,276.32 = 45,181.04/x
  3. Step 3: Cross multiply
    77,011.52x = 106,276.32 × 45,181.04
  4. Step 4: Simplify right side
    77,011.52x = 4,801,674,664.97
  5. Step 5: Solve for x
    x = 4,801,674,664.97/77,011.52
  6. Step 6: Final answer
    x = 62,350.08

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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.