Home / 213,863.47-295,127.13-117,064.95

Finding the Fourth Proportional to 213,863.47, 295,127.13 and 117,064.95

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Solution

The fourth proportional to 213,863.47, 295,127.13 and 117,064.95 is: 161,547.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,863.47 : 295,127.13 = 117,064.95 : x
  2. Step 2: Convert to fraction form
    213,863.47/295,127.13 = 117,064.95/x
  3. Step 3: Cross multiply
    213,863.47x = 295,127.13 × 117,064.95
  4. Step 4: Simplify right side
    213,863.47x = 34,549,043,881.01
  5. Step 5: Solve for x
    x = 34,549,043,881.01/213,863.47
  6. Step 6: Final answer
    x = 161,547.19

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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.