Home / 286,347.02-395,148.07-159,030.82

Finding the Fourth Proportional to 286,347.02, 395,148.07 and 159,030.82

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Solution

The fourth proportional to 286,347.02, 395,148.07 and 159,030.82 is: 219,456.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,347.02 : 395,148.07 = 159,030.82 : x
  2. Step 2: Convert to fraction form
    286,347.02/395,148.07 = 159,030.82/x
  3. Step 3: Cross multiply
    286,347.02x = 395,148.07 × 159,030.82
  4. Step 4: Simplify right side
    286,347.02x = 62,840,721,593.52
  5. Step 5: Solve for x
    x = 62,840,721,593.52/286,347.02
  6. Step 6: Final answer
    x = 219,456.52

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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.