Home / 254,279.65-381,407.13-94,386.74

Finding the Fourth Proportional to 254,279.65, 381,407.13 and 94,386.74

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Solution

The fourth proportional to 254,279.65, 381,407.13 and 94,386.74 is: 141,575.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,279.65 : 381,407.13 = 94,386.74 : x
  2. Step 2: Convert to fraction form
    254,279.65/381,407.13 = 94,386.74/x
  3. Step 3: Cross multiply
    254,279.65x = 381,407.13 × 94,386.74
  4. Step 4: Simplify right side
    254,279.65x = 35,999,775,613.46
  5. Step 5: Solve for x
    x = 35,999,775,613.46/254,279.65
  6. Step 6: Final answer
    x = 141,575.53

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1.5x scale

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.