Home / 163,798.20-245,756.43-57,197.87

Finding the Fourth Proportional to 163,798.20, 245,756.43 and 57,197.87

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Solution

The fourth proportional to 163,798.20, 245,756.43 and 57,197.87 is: 85,817.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,798.20 : 245,756.43 = 57,197.87 : x
  2. Step 2: Convert to fraction form
    163,798.20/245,756.43 = 57,197.87/x
  3. Step 3: Cross multiply
    163,798.20x = 245,756.43 × 57,197.87
  4. Step 4: Simplify right side
    163,798.20x = 14,056,744,718.80
  5. Step 5: Solve for x
    x = 14,056,744,718.80/163,798.20
  6. Step 6: Final answer
    x = 85,817.46

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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.