Home / 346,402.50-519,618.87-109,762.62

Finding the Fourth Proportional to 346,402.50, 519,618.87 and 109,762.62

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Solution

The fourth proportional to 346,402.50, 519,618.87 and 109,762.62 is: 164,648.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,402.50 : 519,618.87 = 109,762.62 : x
  2. Step 2: Convert to fraction form
    346,402.50/519,618.87 = 109,762.62/x
  3. Step 3: Cross multiply
    346,402.50x = 519,618.87 × 109,762.62
  4. Step 4: Simplify right side
    346,402.50x = 57,034,728,572.64
  5. Step 5: Solve for x
    x = 57,034,728,572.64/346,402.50
  6. Step 6: Final answer
    x = 164,648.72

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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.