Home / 379,667.25-569,533.68-99,184.50

Finding the Fourth Proportional to 379,667.25, 569,533.68 and 99,184.50

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Solution

The fourth proportional to 379,667.25, 569,533.68 and 99,184.50 is: 148,785.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,667.25 : 569,533.68 = 99,184.50 : x
  2. Step 2: Convert to fraction form
    379,667.25/569,533.68 = 99,184.50/x
  3. Step 3: Cross multiply
    379,667.25x = 569,533.68 × 99,184.50
  4. Step 4: Simplify right side
    379,667.25x = 56,488,913,283.96
  5. Step 5: Solve for x
    x = 56,488,913,283.96/379,667.25
  6. Step 6: Final answer
    x = 148,785.32

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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.