Home / 88,488.74-122,110.51-51,698.36

Finding the Fourth Proportional to 88,488.74, 122,110.51 and 51,698.36

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Solution

The fourth proportional to 88,488.74, 122,110.51 and 51,698.36 is: 71,341.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,488.74 : 122,110.51 = 51,698.36 : x
  2. Step 2: Convert to fraction form
    88,488.74/122,110.51 = 51,698.36/x
  3. Step 3: Cross multiply
    88,488.74x = 122,110.51 × 51,698.36
  4. Step 4: Simplify right side
    88,488.74x = 6,312,913,105.76
  5. Step 5: Solve for x
    x = 6,312,913,105.76/88,488.74
  6. Step 6: Final answer
    x = 71,341.43

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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.