Home / 145,672.02-200,929.41-88,984.98

Finding the Fourth Proportional to 145,672.02, 200,929.41 and 88,984.98

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Solution

The fourth proportional to 145,672.02, 200,929.41 and 88,984.98 is: 122,739.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,672.02 : 200,929.41 = 88,984.98 : x
  2. Step 2: Convert to fraction form
    145,672.02/200,929.41 = 88,984.98/x
  3. Step 3: Cross multiply
    145,672.02x = 200,929.41 × 88,984.98
  4. Step 4: Simplify right side
    145,672.02x = 17,879,699,530.26
  5. Step 5: Solve for x
    x = 17,879,699,530.26/145,672.02
  6. Step 6: Final answer
    x = 122,739.42

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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.