Home / 89,975,095.20-124,165,601.10-48,721,987.57

Finding the Fourth Proportional to 89,975,095.20, 124,165,601.10 and 48,721,987.57

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Solution

The fourth proportional to 89,975,095.20, 124,165,601.10 and 48,721,987.57 is: 67,236,326.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,975,095.20 : 124,165,601.10 = 48,721,987.57 : x
  2. Step 2: Convert to fraction form
    89,975,095.20/124,165,601.10 = 48,721,987.57/x
  3. Step 3: Cross multiply
    89,975,095.20x = 124,165,601.10 × 48,721,987.57
  4. Step 4: Simplify right side
    89,975,095.20x = 6,049,594,873,415,778
  5. Step 5: Solve for x
    x = 6,049,594,873,415,778/89,975,095.20
  6. Step 6: Final answer
    x = 67,236,326.45

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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.