Home / 90,925.85-125,466.63-52,161.66

Finding the Fourth Proportional to 90,925.85, 125,466.63 and 52,161.66

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Solution

The fourth proportional to 90,925.85, 125,466.63 and 52,161.66 is: 71,976.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,925.85 : 125,466.63 = 52,161.66 : x
  2. Step 2: Convert to fraction form
    90,925.85/125,466.63 = 52,161.66/x
  3. Step 3: Cross multiply
    90,925.85x = 125,466.63 × 52,161.66
  4. Step 4: Simplify right side
    90,925.85x = 6,544,547,695.41
  5. Step 5: Solve for x
    x = 6,544,547,695.41/90,925.85
  6. Step 6: Final answer
    x = 71,976.76

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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.