Home / 208,852.01-288,216.33-113,358.71

Finding the Fourth Proportional to 208,852.01, 288,216.33 and 113,358.71

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Solution

The fourth proportional to 208,852.01, 288,216.33 and 113,358.71 is: 156,435.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,852.01 : 288,216.33 = 113,358.71 : x
  2. Step 2: Convert to fraction form
    208,852.01/288,216.33 = 113,358.71/x
  3. Step 3: Cross multiply
    208,852.01x = 288,216.33 × 113,358.71
  4. Step 4: Simplify right side
    208,852.01x = 32,671,829,645.26
  5. Step 5: Solve for x
    x = 32,671,829,645.26/208,852.01
  6. Step 6: Final answer
    x = 156,435.32

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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.