Home / 73,216.48-101,037.84-39,681.76

Finding the Fourth Proportional to 73,216.48, 101,037.84 and 39,681.76

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Solution

The fourth proportional to 73,216.48, 101,037.84 and 39,681.76 is: 54,760.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,216.48 : 101,037.84 = 39,681.76 : x
  2. Step 2: Convert to fraction form
    73,216.48/101,037.84 = 39,681.76/x
  3. Step 3: Cross multiply
    73,216.48x = 101,037.84 × 39,681.76
  4. Step 4: Simplify right side
    73,216.48x = 4,009,359,317.80
  5. Step 5: Solve for x
    x = 4,009,359,317.80/73,216.48
  6. Step 6: Final answer
    x = 54,760.34

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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.