Home / 346,586.28-519,928.95-106,720.44

Finding the Fourth Proportional to 346,586.28, 519,928.95 and 106,720.44

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Solution

The fourth proportional to 346,586.28, 519,928.95 and 106,720.44 is: 160,095.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,586.28 : 519,928.95 = 106,720.44 : x
  2. Step 2: Convert to fraction form
    346,586.28/519,928.95 = 106,720.44/x
  3. Step 3: Cross multiply
    346,586.28x = 519,928.95 × 106,720.44
  4. Step 4: Simplify right side
    346,586.28x = 55,487,046,312.74
  5. Step 5: Solve for x
    x = 55,487,046,312.74/346,586.28
  6. Step 6: Final answer
    x = 160,095.91

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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.