Home / 47,090.88-70,570.64-35,390.40

Finding the Fourth Proportional to 47,090.88, 70,570.64 and 35,390.40

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Solution

The fourth proportional to 47,090.88, 70,570.64 and 35,390.40 is: 53,036.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,090.88 : 70,570.64 = 35,390.40 : x
  2. Step 2: Convert to fraction form
    47,090.88/70,570.64 = 35,390.40/x
  3. Step 3: Cross multiply
    47,090.88x = 70,570.64 × 35,390.40
  4. Step 4: Simplify right side
    47,090.88x = 2,497,523,177.86
  5. Step 5: Solve for x
    x = 2,497,523,177.86/47,090.88
  6. Step 6: Final answer
    x = 53,036.24

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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.