Home / 104,585.04-144,329.04-56,838.48

Finding the Fourth Proportional to 104,585.04, 144,329.04 and 56,838.48

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Solution

The fourth proportional to 104,585.04, 144,329.04 and 56,838.48 is: 78,438.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,585.04 : 144,329.04 = 56,838.48 : x
  2. Step 2: Convert to fraction form
    104,585.04/144,329.04 = 56,838.48/x
  3. Step 3: Cross multiply
    104,585.04x = 144,329.04 × 56,838.48
  4. Step 4: Simplify right side
    104,585.04x = 8,203,443,253.46
  5. Step 5: Solve for x
    x = 8,203,443,253.46/104,585.04
  6. Step 6: Final answer
    x = 78,438.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.