Home / 293,219.94-439,838.10-103,653.52

Finding the Fourth Proportional to 293,219.94, 439,838.10 and 103,653.52

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Solution

The fourth proportional to 293,219.94, 439,838.10 and 103,653.52 is: 155,483.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,219.94 : 439,838.10 = 103,653.52 : x
  2. Step 2: Convert to fraction form
    293,219.94/439,838.10 = 103,653.52/x
  3. Step 3: Cross multiply
    293,219.94x = 439,838.10 × 103,653.52
  4. Step 4: Simplify right side
    293,219.94x = 45,590,767,295.11
  5. Step 5: Solve for x
    x = 45,590,767,295.11/293,219.94
  6. Step 6: Final answer
    x = 155,483.18

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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.