Home / 75,937.64-113,915.58-31,594.40

Finding the Fourth Proportional to 75,937.64, 113,915.58 and 31,594.40

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Solution

The fourth proportional to 75,937.64, 113,915.58 and 31,594.40 is: 47,395.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,937.64 : 113,915.58 = 31,594.40 : x
  2. Step 2: Convert to fraction form
    75,937.64/113,915.58 = 31,594.40/x
  3. Step 3: Cross multiply
    75,937.64x = 113,915.58 × 31,594.40
  4. Step 4: Simplify right side
    75,937.64x = 3,599,094,400.75
  5. Step 5: Solve for x
    x = 3,599,094,400.75/75,937.64
  6. Step 6: Final answer
    x = 47,395.39

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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.