Home / 346,543.65-519,906.60-109,885.95

Finding the Fourth Proportional to 346,543.65, 519,906.60 and 109,885.95

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Solution

The fourth proportional to 346,543.65, 519,906.60 and 109,885.95 is: 164,857.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,543.65 : 519,906.60 = 109,885.95 : x
  2. Step 2: Convert to fraction form
    346,543.65/519,906.60 = 109,885.95/x
  3. Step 3: Cross multiply
    346,543.65x = 519,906.60 × 109,885.95
  4. Step 4: Simplify right side
    346,543.65x = 57,130,430,652.27
  5. Step 5: Solve for x
    x = 57,130,430,652.27/346,543.65
  6. Step 6: Final answer
    x = 164,857.82

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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.