Home / 375,280.74-562,922.25-90,970.17

Finding the Fourth Proportional to 375,280.74, 562,922.25 and 90,970.17

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Solution

The fourth proportional to 375,280.74, 562,922.25 and 90,970.17 is: 136,455.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,280.74 : 562,922.25 = 90,970.17 : x
  2. Step 2: Convert to fraction form
    375,280.74/562,922.25 = 90,970.17/x
  3. Step 3: Cross multiply
    375,280.74x = 562,922.25 × 90,970.17
  4. Step 4: Simplify right side
    375,280.74x = 51,209,132,779.28
  5. Step 5: Solve for x
    x = 51,209,132,779.28/375,280.74
  6. Step 6: Final answer
    x = 136,455.53

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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.