Home / 152,898.22-211,030.59-88,370.20

Finding the Fourth Proportional to 152,898.22, 211,030.59 and 88,370.20

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Solution

The fourth proportional to 152,898.22, 211,030.59 and 88,370.20 is: 121,968.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,898.22 : 211,030.59 = 88,370.20 : x
  2. Step 2: Convert to fraction form
    152,898.22/211,030.59 = 88,370.20/x
  3. Step 3: Cross multiply
    152,898.22x = 211,030.59 × 88,370.20
  4. Step 4: Simplify right side
    152,898.22x = 18,648,815,444.42
  5. Step 5: Solve for x
    x = 18,648,815,444.42/152,898.22
  6. Step 6: Final answer
    x = 121,968.82

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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.