Home / 346,509.64-519,837.90-109,821.16

Finding the Fourth Proportional to 346,509.64, 519,837.90 and 109,821.16

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Solution

The fourth proportional to 346,509.64, 519,837.90 and 109,821.16 is: 164,755.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,509.64 : 519,837.90 = 109,821.16 : x
  2. Step 2: Convert to fraction form
    346,509.64/519,837.90 = 109,821.16/x
  3. Step 3: Cross multiply
    346,509.64x = 519,837.90 × 109,821.16
  4. Step 4: Simplify right side
    346,509.64x = 57,089,201,189.96
  5. Step 5: Solve for x
    x = 57,089,201,189.96/346,509.64
  6. Step 6: Final answer
    x = 164,755.02

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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.