Home / 57,503.07-86,247.32-42,733.53

Finding the Fourth Proportional to 57,503.07, 86,247.32 and 42,733.53

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Solution

The fourth proportional to 57,503.07, 86,247.32 and 42,733.53 is: 64,094.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,503.07 : 86,247.32 = 42,733.53 : x
  2. Step 2: Convert to fraction form
    57,503.07/86,247.32 = 42,733.53/x
  3. Step 3: Cross multiply
    57,503.07x = 86,247.32 × 42,733.53
  4. Step 4: Simplify right side
    57,503.07x = 3,685,652,222.97
  5. Step 5: Solve for x
    x = 3,685,652,222.97/57,503.07
  6. Step 6: Final answer
    x = 64,094.88

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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.