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Finding the Fourth Proportional to 255,667.69, 383,501.52 and 97,896.13

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Solution

The fourth proportional to 255,667.69, 383,501.52 and 97,896.13 is: 146,844.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,667.69 : 383,501.52 = 97,896.13 : x
  2. Step 2: Convert to fraction form
    255,667.69/383,501.52 = 97,896.13/x
  3. Step 3: Cross multiply
    255,667.69x = 383,501.52 × 97,896.13
  4. Step 4: Simplify right side
    255,667.69x = 37,543,314,657.12
  5. Step 5: Solve for x
    x = 37,543,314,657.12/255,667.69
  6. Step 6: Final answer
    x = 146,844.19

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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.