Home / 112,942,600.25-169,421,683.01-47,297,643.08

Finding the Fourth Proportional to 112,942,600.25, 169,421,683.01 and 47,297,643.08

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Solution

The fourth proportional to 112,942,600.25, 169,421,683.01 and 47,297,643.08 is: 70,949,723.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,942,600.25 : 169,421,683.01 = 47,297,643.08 : x
  2. Step 2: Convert to fraction form
    112,942,600.25/169,421,683.01 = 47,297,643.08/x
  3. Step 3: Cross multiply
    112,942,600.25x = 169,421,683.01 × 47,297,643.08
  4. Step 4: Simplify right side
    112,942,600.25x = 8,013,246,291,936,284
  5. Step 5: Solve for x
    x = 8,013,246,291,936,284/112,942,600.25
  6. Step 6: Final answer
    x = 70,949,723.79

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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.