Home / 64,529.08-96,637.86-38,809.45

Finding the Fourth Proportional to 64,529.08, 96,637.86 and 38,809.45

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Solution

The fourth proportional to 64,529.08, 96,637.86 and 38,809.45 is: 58,120.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,529.08 : 96,637.86 = 38,809.45 : x
  2. Step 2: Convert to fraction form
    64,529.08/96,637.86 = 38,809.45/x
  3. Step 3: Cross multiply
    64,529.08x = 96,637.86 × 38,809.45
  4. Step 4: Simplify right side
    64,529.08x = 3,750,462,195.78
  5. Step 5: Solve for x
    x = 3,750,462,195.78/64,529.08
  6. Step 6: Final answer
    x = 58,120.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.