Home / 97,908.76-135,113.70-57,622.24

Finding the Fourth Proportional to 97,908.76, 135,113.70 and 57,622.24

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Solution

The fourth proportional to 97,908.76, 135,113.70 and 57,622.24 is: 79,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,908.76 : 135,113.70 = 57,622.24 : x
  2. Step 2: Convert to fraction form
    97,908.76/135,113.70 = 57,622.24/x
  3. Step 3: Cross multiply
    97,908.76x = 135,113.70 × 57,622.24
  4. Step 4: Simplify right side
    97,908.76x = 7,785,554,048.69
  5. Step 5: Solve for x
    x = 7,785,554,048.69/97,908.76
  6. Step 6: Final answer
    x = 79,518.46

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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.