Home / 121,483.80-182,237.04-45,562.10

Finding the Fourth Proportional to 121,483.80, 182,237.04 and 45,562.10

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Solution

The fourth proportional to 121,483.80, 182,237.04 and 45,562.10 is: 68,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,483.80 : 182,237.04 = 45,562.10 : x
  2. Step 2: Convert to fraction form
    121,483.80/182,237.04 = 45,562.10/x
  3. Step 3: Cross multiply
    121,483.80x = 182,237.04 × 45,562.10
  4. Step 4: Simplify right side
    121,483.80x = 8,303,101,329.00
  5. Step 5: Solve for x
    x = 8,303,101,329.00/121,483.80
  6. Step 6: Final answer
    x = 68,347.40

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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.