Home / 57,313.34-79,088.86-31,818.22

Finding the Fourth Proportional to 57,313.34, 79,088.86 and 31,818.22

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Solution

The fourth proportional to 57,313.34, 79,088.86 and 31,818.22 is: 43,907.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,313.34 : 79,088.86 = 31,818.22 : x
  2. Step 2: Convert to fraction form
    57,313.34/79,088.86 = 31,818.22/x
  3. Step 3: Cross multiply
    57,313.34x = 79,088.86 × 31,818.22
  4. Step 4: Simplify right side
    57,313.34x = 2,516,466,747.03
  5. Step 5: Solve for x
    x = 2,516,466,747.03/57,313.34
  6. Step 6: Final answer
    x = 43,907.17

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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.