Home / 346,147.68-519,285.60-109,549.92

Finding the Fourth Proportional to 346,147.68, 519,285.60 and 109,549.92

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Solution

The fourth proportional to 346,147.68, 519,285.60 and 109,549.92 is: 164,345.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,147.68 : 519,285.60 = 109,549.92 : x
  2. Step 2: Convert to fraction form
    346,147.68/519,285.60 = 109,549.92/x
  3. Step 3: Cross multiply
    346,147.68x = 519,285.60 × 109,549.92
  4. Step 4: Simplify right side
    346,147.68x = 56,887,695,937.15
  5. Step 5: Solve for x
    x = 56,887,695,937.15/346,147.68
  6. Step 6: Final answer
    x = 164,345.16

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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.