Home / 163,654.95-245,404.86-57,001.71

Finding the Fourth Proportional to 163,654.95, 245,404.86 and 57,001.71

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Solution

The fourth proportional to 163,654.95, 245,404.86 and 57,001.71 is: 85,475.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,654.95 : 245,404.86 = 57,001.71 : x
  2. Step 2: Convert to fraction form
    163,654.95/245,404.86 = 57,001.71/x
  3. Step 3: Cross multiply
    163,654.95x = 245,404.86 × 57,001.71
  4. Step 4: Simplify right side
    163,654.95x = 13,988,496,662.31
  5. Step 5: Solve for x
    x = 13,988,496,662.31/163,654.95
  6. Step 6: Final answer
    x = 85,475.55

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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.