Home / 251,184.60-346,641-136,463.28

Finding the Fourth Proportional to 251,184.60, 346,641 and 136,463.28

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Solution

The fourth proportional to 251,184.60, 346,641 and 136,463.28 is: 188,322.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,184.60 : 346,641 = 136,463.28 : x
  2. Step 2: Convert to fraction form
    251,184.60/346,641 = 136,463.28/x
  3. Step 3: Cross multiply
    251,184.60x = 346,641 × 136,463.28
  4. Step 4: Simplify right side
    251,184.60x = 47,303,767,842.48
  5. Step 5: Solve for x
    x = 47,303,767,842.48/251,184.60
  6. Step 6: Final answer
    x = 188,322.72

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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.