Home / 153,252.27-211,513.48-89,577.77

Finding the Fourth Proportional to 153,252.27, 211,513.48 and 89,577.77

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Solution

The fourth proportional to 153,252.27, 211,513.48 and 89,577.77 is: 123,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,252.27 : 211,513.48 = 89,577.77 : x
  2. Step 2: Convert to fraction form
    153,252.27/211,513.48 = 89,577.77/x
  3. Step 3: Cross multiply
    153,252.27x = 211,513.48 × 89,577.77
  4. Step 4: Simplify right side
    153,252.27x = 18,946,904,581.83
  5. Step 5: Solve for x
    x = 18,946,904,581.83/153,252.27
  6. Step 6: Final answer
    x = 123,632.13

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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.