Home / 112,993,389.72-169,542,210.51-51,601,368.33

Finding the Fourth Proportional to 112,993,389.72, 169,542,210.51 and 51,601,368.33

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Solution

The fourth proportional to 112,993,389.72, 169,542,210.51 and 51,601,368.33 is: 77,425,857.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,993,389.72 : 169,542,210.51 = 51,601,368.33 : x
  2. Step 2: Convert to fraction form
    112,993,389.72/169,542,210.51 = 51,601,368.33/x
  3. Step 3: Cross multiply
    112,993,389.72x = 169,542,210.51 × 51,601,368.33
  4. Step 4: Simplify right side
    112,993,389.72x = 8,748,610,052,008,906
  5. Step 5: Solve for x
    x = 8,748,610,052,008,906/112,993,389.72
  6. Step 6: Final answer
    x = 77,425,857.16

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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.