Home / 163,557.55-245,341.77-45,229.87

Finding the Fourth Proportional to 163,557.55, 245,341.77 and 45,229.87

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Solution

The fourth proportional to 163,557.55, 245,341.77 and 45,229.87 is: 67,846.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,557.55 : 245,341.77 = 45,229.87 : x
  2. Step 2: Convert to fraction form
    163,557.55/245,341.77 = 45,229.87/x
  3. Step 3: Cross multiply
    163,557.55x = 245,341.77 × 45,229.87
  4. Step 4: Simplify right side
    163,557.55x = 11,096,776,362.67
  5. Step 5: Solve for x
    x = 11,096,776,362.67/163,557.55
  6. Step 6: Final answer
    x = 67,846.31

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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.