Home / 346,114.28-519,167.96-109,457

Finding the Fourth Proportional to 346,114.28, 519,167.96 and 109,457

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Solution

The fourth proportional to 346,114.28, 519,167.96 and 109,457 is: 164,184.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,114.28 : 519,167.96 = 109,457 : x
  2. Step 2: Convert to fraction form
    346,114.28/519,167.96 = 109,457/x
  3. Step 3: Cross multiply
    346,114.28x = 519,167.96 × 109,457
  4. Step 4: Simplify right side
    346,114.28x = 56,826,567,397.72
  5. Step 5: Solve for x
    x = 56,826,567,397.72/346,114.28
  6. Step 6: Final answer
    x = 164,184.41

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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.