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Finding the Fourth Proportional to 214,889.95, 296,549.90 and 134,364.16

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Solution

The fourth proportional to 214,889.95, 296,549.90 and 134,364.16 is: 185,423.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,889.95 : 296,549.90 = 134,364.16 : x
  2. Step 2: Convert to fraction form
    214,889.95/296,549.90 = 134,364.16/x
  3. Step 3: Cross multiply
    214,889.95x = 296,549.90 × 134,364.16
  4. Step 4: Simplify right side
    214,889.95x = 39,845,678,211.58
  5. Step 5: Solve for x
    x = 39,845,678,211.58/214,889.95
  6. Step 6: Final answer
    x = 185,423.65

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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.