Home / 256,613.04-384,935.28-98,841.96

Finding the Fourth Proportional to 256,613.04, 384,935.28 and 98,841.96

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Solution

The fourth proportional to 256,613.04, 384,935.28 and 98,841.96 is: 148,269.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,613.04 : 384,935.28 = 98,841.96 : x
  2. Step 2: Convert to fraction form
    256,613.04/384,935.28 = 98,841.96/x
  3. Step 3: Cross multiply
    256,613.04x = 384,935.28 × 98,841.96
  4. Step 4: Simplify right side
    256,613.04x = 38,047,757,548.35
  5. Step 5: Solve for x
    x = 38,047,757,548.35/256,613.04
  6. Step 6: Final answer
    x = 148,269.00

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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.