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Finding the Fourth Proportional to 250,235.60, 375,354.12 and 125,547.44

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Solution

The fourth proportional to 250,235.60, 375,354.12 and 125,547.44 is: 188,321.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,235.60 : 375,354.12 = 125,547.44 : x
  2. Step 2: Convert to fraction form
    250,235.60/375,354.12 = 125,547.44/x
  3. Step 3: Cross multiply
    250,235.60x = 375,354.12 × 125,547.44
  4. Step 4: Simplify right side
    250,235.60x = 47,124,748,859.45
  5. Step 5: Solve for x
    x = 47,124,748,859.45/250,235.60
  6. Step 6: Final answer
    x = 188,321.52

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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.