Home / 97,313.58-134,294.49-57,038.76

Finding the Fourth Proportional to 97,313.58, 134,294.49 and 57,038.76

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Solution

The fourth proportional to 97,313.58, 134,294.49 and 57,038.76 is: 78,714.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,313.58 : 134,294.49 = 57,038.76 : x
  2. Step 2: Convert to fraction form
    97,313.58/134,294.49 = 57,038.76/x
  3. Step 3: Cross multiply
    97,313.58x = 134,294.49 × 57,038.76
  4. Step 4: Simplify right side
    97,313.58x = 7,659,991,184.43
  5. Step 5: Solve for x
    x = 7,659,991,184.43/97,313.58
  6. Step 6: Final answer
    x = 78,714.51

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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.