Home / 107,102.34-147,797.73-64,653.48

Finding the Fourth Proportional to 107,102.34, 147,797.73 and 64,653.48

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Solution

The fourth proportional to 107,102.34, 147,797.73 and 64,653.48 is: 89,219.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,102.34 : 147,797.73 = 64,653.48 : x
  2. Step 2: Convert to fraction form
    107,102.34/147,797.73 = 64,653.48/x
  3. Step 3: Cross multiply
    107,102.34x = 147,797.73 × 64,653.48
  4. Step 4: Simplify right side
    107,102.34x = 9,555,637,580.60
  5. Step 5: Solve for x
    x = 9,555,637,580.60/107,102.34
  6. Step 6: Final answer
    x = 89,219.69

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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.