Home / 251,585.02-347,193.84-136,870.81

Finding the Fourth Proportional to 251,585.02, 347,193.84 and 136,870.81

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Solution

The fourth proportional to 251,585.02, 347,193.84 and 136,870.81 is: 188,885.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,585.02 : 347,193.84 = 136,870.81 : x
  2. Step 2: Convert to fraction form
    251,585.02/347,193.84 = 136,870.81/x
  3. Step 3: Cross multiply
    251,585.02x = 347,193.84 × 136,870.81
  4. Step 4: Simplify right side
    251,585.02x = 47,520,702,107.81
  5. Step 5: Solve for x
    x = 47,520,702,107.81/251,585.02
  6. Step 6: Final answer
    x = 188,885.26

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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.