Home / 213,987.06-295,298.52-118,491.71

Finding the Fourth Proportional to 213,987.06, 295,298.52 and 118,491.71

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Solution

The fourth proportional to 213,987.06, 295,298.52 and 118,491.71 is: 163,516.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,987.06 : 295,298.52 = 118,491.71 : x
  2. Step 2: Convert to fraction form
    213,987.06/295,298.52 = 118,491.71/x
  3. Step 3: Cross multiply
    213,987.06x = 295,298.52 × 118,491.71
  4. Step 4: Simplify right side
    213,987.06x = 34,990,426,595.27
  5. Step 5: Solve for x
    x = 34,990,426,595.27/213,987.06
  6. Step 6: Final answer
    x = 163,516.55

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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.