Home / 211,617.34-292,031.76-116,130.04

Finding the Fourth Proportional to 211,617.34, 292,031.76 and 116,130.04

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Solution

The fourth proportional to 211,617.34, 292,031.76 and 116,130.04 is: 160,259.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,617.34 : 292,031.76 = 116,130.04 : x
  2. Step 2: Convert to fraction form
    211,617.34/292,031.76 = 116,130.04/x
  3. Step 3: Cross multiply
    211,617.34x = 292,031.76 × 116,130.04
  4. Step 4: Simplify right side
    211,617.34x = 33,913,659,970.07
  5. Step 5: Solve for x
    x = 33,913,659,970.07/211,617.34
  6. Step 6: Final answer
    x = 160,259.36

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1.5x scale

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.