Home / 163,441.61-245,176.48-45,112.95

Finding the Fourth Proportional to 163,441.61, 245,176.48 and 45,112.95

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Solution

The fourth proportional to 163,441.61, 245,176.48 and 45,112.95 is: 67,673.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,441.61 : 245,176.48 = 45,112.95 : x
  2. Step 2: Convert to fraction form
    163,441.61/245,176.48 = 45,112.95/x
  3. Step 3: Cross multiply
    163,441.61x = 245,176.48 × 45,112.95
  4. Step 4: Simplify right side
    163,441.61x = 11,060,634,403.25
  5. Step 5: Solve for x
    x = 11,060,634,403.25/163,441.61
  6. Step 6: Final answer
    x = 67,673.31

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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.