Home / 250,261.29-345,360.72-137,085.93

Finding the Fourth Proportional to 250,261.29, 345,360.72 and 137,085.93

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Solution

The fourth proportional to 250,261.29, 345,360.72 and 137,085.93 is: 189,178.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,261.29 : 345,360.72 = 137,085.93 : x
  2. Step 2: Convert to fraction form
    250,261.29/345,360.72 = 137,085.93/x
  3. Step 3: Cross multiply
    250,261.29x = 345,360.72 × 137,085.93
  4. Step 4: Simplify right side
    250,261.29x = 47,344,095,486.67
  5. Step 5: Solve for x
    x = 47,344,095,486.67/250,261.29
  6. Step 6: Final answer
    x = 189,178.66

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1.5x scale

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.