Home / 346,259.52-519,363.33-121,621.92

Finding the Fourth Proportional to 346,259.52, 519,363.33 and 121,621.92

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Solution

The fourth proportional to 346,259.52, 519,363.33 and 121,621.92 is: 182,423.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,259.52 : 519,363.33 = 121,621.92 : x
  2. Step 2: Convert to fraction form
    346,259.52/519,363.33 = 121,621.92/x
  3. Step 3: Cross multiply
    346,259.52x = 519,363.33 × 121,621.92
  4. Step 4: Simplify right side
    346,259.52x = 63,165,965,372.19
  5. Step 5: Solve for x
    x = 63,165,965,372.19/346,259.52
  6. Step 6: Final answer
    x = 182,423.77

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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.