Home / 163,565.90-245,348.56-51,254.74

Finding the Fourth Proportional to 163,565.90, 245,348.56 and 51,254.74

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Solution

The fourth proportional to 163,565.90, 245,348.56 and 51,254.74 is: 76,882.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,565.90 : 245,348.56 = 51,254.74 : x
  2. Step 2: Convert to fraction form
    163,565.90/245,348.56 = 51,254.74/x
  3. Step 3: Cross multiply
    163,565.90x = 245,348.56 × 51,254.74
  4. Step 4: Simplify right side
    163,565.90x = 12,575,277,022.93
  5. Step 5: Solve for x
    x = 12,575,277,022.93/163,565.90
  6. Step 6: Final answer
    x = 76,882.02

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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.