Home / 292,816.02-439,390.08-135,044.52

Finding the Fourth Proportional to 292,816.02, 439,390.08 and 135,044.52

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Solution

The fourth proportional to 292,816.02, 439,390.08 and 135,044.52 is: 202,643.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,816.02 : 439,390.08 = 135,044.52 : x
  2. Step 2: Convert to fraction form
    292,816.02/439,390.08 = 135,044.52/x
  3. Step 3: Cross multiply
    292,816.02x = 439,390.08 × 135,044.52
  4. Step 4: Simplify right side
    292,816.02x = 59,337,222,446.36
  5. Step 5: Solve for x
    x = 59,337,222,446.36/292,816.02
  6. Step 6: Final answer
    x = 202,643.36

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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.