Home / 250,878.90-346,215.47-136,158.53

Finding the Fourth Proportional to 250,878.90, 346,215.47 and 136,158.53

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Solution

The fourth proportional to 250,878.90, 346,215.47 and 136,158.53 is: 187,900.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,878.90 : 346,215.47 = 136,158.53 : x
  2. Step 2: Convert to fraction form
    250,878.90/346,215.47 = 136,158.53/x
  3. Step 3: Cross multiply
    250,878.90x = 346,215.47 × 136,158.53
  4. Step 4: Simplify right side
    250,878.90x = 47,140,188,994.05
  5. Step 5: Solve for x
    x = 47,140,188,994.05/250,878.90
  6. Step 6: Final answer
    x = 187,900.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.