Home / 87,417,648.25-120,633,186-48,258,582.19

Finding the Fourth Proportional to 87,417,648.25, 120,633,186 and 48,258,582.19

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Solution

The fourth proportional to 87,417,648.25, 120,633,186 and 48,258,582.19 is: 66,595,094.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,417,648.25 : 120,633,186 = 48,258,582.19 : x
  2. Step 2: Convert to fraction form
    87,417,648.25/120,633,186 = 48,258,582.19/x
  3. Step 3: Cross multiply
    87,417,648.25x = 120,633,186 × 48,258,582.19
  4. Step 4: Simplify right side
    87,417,648.25x = 5,821,586,521,422,557
  5. Step 5: Solve for x
    x = 5,821,586,521,422,557/87,417,648.25
  6. Step 6: Final answer
    x = 66,595,094.22

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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.