Home / 73,774.08-101,777.64-46,931.40

Finding the Fourth Proportional to 73,774.08, 101,777.64 and 46,931.40

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Solution

The fourth proportional to 73,774.08, 101,777.64 and 46,931.40 is: 64,745.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,774.08 : 101,777.64 = 46,931.40 : x
  2. Step 2: Convert to fraction form
    73,774.08/101,777.64 = 46,931.40/x
  3. Step 3: Cross multiply
    73,774.08x = 101,777.64 × 46,931.40
  4. Step 4: Simplify right side
    73,774.08x = 4,776,567,133.90
  5. Step 5: Solve for x
    x = 4,776,567,133.90/73,774.08
  6. Step 6: Final answer
    x = 64,745.87

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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.