Home / 47,138.16-64,985.58-37,610.40

Finding the Fourth Proportional to 47,138.16, 64,985.58 and 37,610.40

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Solution

The fourth proportional to 47,138.16, 64,985.58 and 37,610.40 is: 51,850.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,138.16 : 64,985.58 = 37,610.40 : x
  2. Step 2: Convert to fraction form
    47,138.16/64,985.58 = 37,610.40/x
  3. Step 3: Cross multiply
    47,138.16x = 64,985.58 × 37,610.40
  4. Step 4: Simplify right side
    47,138.16x = 2,444,133,658.03
  5. Step 5: Solve for x
    x = 2,444,133,658.03/47,138.16
  6. Step 6: Final answer
    x = 51,850.43

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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.