Home / 97,604.16-134,649.06-57,317.20

Finding the Fourth Proportional to 97,604.16, 134,649.06 and 57,317.20

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Solution

The fourth proportional to 97,604.16, 134,649.06 and 57,317.20 is: 79,071.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,604.16 : 134,649.06 = 57,317.20 : x
  2. Step 2: Convert to fraction form
    97,604.16/134,649.06 = 57,317.20/x
  3. Step 3: Cross multiply
    97,604.16x = 134,649.06 × 57,317.20
  4. Step 4: Simplify right side
    97,604.16x = 7,717,707,101.83
  5. Step 5: Solve for x
    x = 7,717,707,101.83/97,604.16
  6. Step 6: Final answer
    x = 79,071.50

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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.