Home / 115,267.77-172,894.67-43,206.48

Finding the Fourth Proportional to 115,267.77, 172,894.67 and 43,206.48

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Solution

The fourth proportional to 115,267.77, 172,894.67 and 43,206.48 is: 64,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,267.77 : 172,894.67 = 43,206.48 : x
  2. Step 2: Convert to fraction form
    115,267.77/172,894.67 = 43,206.48/x
  3. Step 3: Cross multiply
    115,267.77x = 172,894.67 × 43,206.48
  4. Step 4: Simplify right side
    115,267.77x = 7,470,170,047.45
  5. Step 5: Solve for x
    x = 7,470,170,047.45/115,267.77
  6. Step 6: Final answer
    x = 64,807.10

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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.