Home / 145,054.44-200,240.10-88,488.36

Finding the Fourth Proportional to 145,054.44, 200,240.10 and 88,488.36

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Solution

The fourth proportional to 145,054.44, 200,240.10 and 88,488.36 is: 122,153.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,054.44 : 200,240.10 = 88,488.36 : x
  2. Step 2: Convert to fraction form
    145,054.44/200,240.10 = 88,488.36/x
  3. Step 3: Cross multiply
    145,054.44x = 200,240.10 × 88,488.36
  4. Step 4: Simplify right side
    145,054.44x = 17,718,918,055.24
  5. Step 5: Solve for x
    x = 17,718,918,055.24/145,054.44
  6. Step 6: Final answer
    x = 122,153.57

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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.