Home / 115,662.36-173,510.82-36,779.16

Finding the Fourth Proportional to 115,662.36, 173,510.82 and 36,779.16

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Solution

The fourth proportional to 115,662.36, 173,510.82 and 36,779.16 is: 55,174.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,662.36 : 173,510.82 = 36,779.16 : x
  2. Step 2: Convert to fraction form
    115,662.36/173,510.82 = 36,779.16/x
  3. Step 3: Cross multiply
    115,662.36x = 173,510.82 × 36,779.16
  4. Step 4: Simplify right side
    115,662.36x = 6,381,582,210.51
  5. Step 5: Solve for x
    x = 6,381,582,210.51/115,662.36
  6. Step 6: Final answer
    x = 55,174.23

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1.5x scale

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.