Home / 239,022.36-358,543.44-70,542.72

Finding the Fourth Proportional to 239,022.36, 358,543.44 and 70,542.72

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Solution

The fourth proportional to 239,022.36, 358,543.44 and 70,542.72 is: 105,817.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,022.36 : 358,543.44 = 70,542.72 : x
  2. Step 2: Convert to fraction form
    239,022.36/358,543.44 = 70,542.72/x
  3. Step 3: Cross multiply
    239,022.36x = 358,543.44 × 70,542.72
  4. Step 4: Simplify right side
    239,022.36x = 25,292,629,495.76
  5. Step 5: Solve for x
    x = 25,292,629,495.76/239,022.36
  6. Step 6: Final answer
    x = 105,817.00

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1.5x scale

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.