Home / 88,036.84-121,483.62-48,292.84

Finding the Fourth Proportional to 88,036.84, 121,483.62 and 48,292.84

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Solution

The fourth proportional to 88,036.84, 121,483.62 and 48,292.84 is: 66,640.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,036.84 : 121,483.62 = 48,292.84 : x
  2. Step 2: Convert to fraction form
    88,036.84/121,483.62 = 48,292.84/x
  3. Step 3: Cross multiply
    88,036.84x = 121,483.62 × 48,292.84
  4. Step 4: Simplify right side
    88,036.84x = 5,866,789,023.28
  5. Step 5: Solve for x
    x = 5,866,789,023.28/88,036.84
  6. Step 6: Final answer
    x = 66,640.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.