Home / 87,933,133.04-121,362,277.59-48,787,521.14

Finding the Fourth Proportional to 87,933,133.04, 121,362,277.59 and 48,787,521.14

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Solution

The fourth proportional to 87,933,133.04, 121,362,277.59 and 48,787,521.14 is: 67,334,854.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,933,133.04 : 121,362,277.59 = 48,787,521.14 : x
  2. Step 2: Convert to fraction form
    87,933,133.04/121,362,277.59 = 48,787,521.14/x
  3. Step 3: Cross multiply
    87,933,133.04x = 121,362,277.59 × 48,787,521.14
  4. Step 4: Simplify right side
    87,933,133.04x = 5,920,964,683,824,079
  5. Step 5: Solve for x
    x = 5,920,964,683,824,079/87,933,133.04
  6. Step 6: Final answer
    x = 67,334,854.10

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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.