Home / 315,028.90-472,634.88-101,792.35

Finding the Fourth Proportional to 315,028.90, 472,634.88 and 101,792.35

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Solution

The fourth proportional to 315,028.90, 472,634.88 and 101,792.35 is: 152,718.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,028.90 : 472,634.88 = 101,792.35 : x
  2. Step 2: Convert to fraction form
    315,028.90/472,634.88 = 101,792.35/x
  3. Step 3: Cross multiply
    315,028.90x = 472,634.88 × 101,792.35
  4. Step 4: Simplify right side
    315,028.90x = 48,110,615,127.17
  5. Step 5: Solve for x
    x = 48,110,615,127.17/315,028.90
  6. Step 6: Final answer
    x = 152,718.10

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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.