Home / 107,664.96-148,544.20-61,090.17

Finding the Fourth Proportional to 107,664.96, 148,544.20 and 61,090.17

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Solution

The fourth proportional to 107,664.96, 148,544.20 and 61,090.17 is: 84,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,664.96 : 148,544.20 = 61,090.17 : x
  2. Step 2: Convert to fraction form
    107,664.96/148,544.20 = 61,090.17/x
  3. Step 3: Cross multiply
    107,664.96x = 148,544.20 × 61,090.17
  4. Step 4: Simplify right side
    107,664.96x = 9,074,590,711.70
  5. Step 5: Solve for x
    x = 9,074,590,711.70/107,664.96
  6. Step 6: Final answer
    x = 84,285.46

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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.