Home / 211,868.69-292,307.52-119,975.41

Finding the Fourth Proportional to 211,868.69, 292,307.52 and 119,975.41

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Solution

The fourth proportional to 211,868.69, 292,307.52 and 119,975.41 is: 165,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,868.69 : 292,307.52 = 119,975.41 : x
  2. Step 2: Convert to fraction form
    211,868.69/292,307.52 = 119,975.41/x
  3. Step 3: Cross multiply
    211,868.69x = 292,307.52 × 119,975.41
  4. Step 4: Simplify right side
    211,868.69x = 35,069,714,558.08
  5. Step 5: Solve for x
    x = 35,069,714,558.08/211,868.69
  6. Step 6: Final answer
    x = 165,525.71

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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.