Home / 70,906.02-97,854.66-39,074.91

Finding the Fourth Proportional to 70,906.02, 97,854.66 and 39,074.91

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Solution

The fourth proportional to 70,906.02, 97,854.66 and 39,074.91 is: 53,925.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,906.02 : 97,854.66 = 39,074.91 : x
  2. Step 2: Convert to fraction form
    70,906.02/97,854.66 = 39,074.91/x
  3. Step 3: Cross multiply
    70,906.02x = 97,854.66 × 39,074.91
  4. Step 4: Simplify right side
    70,906.02x = 3,823,662,032.58
  5. Step 5: Solve for x
    x = 3,823,662,032.58/70,906.02
  6. Step 6: Final answer
    x = 53,925.77

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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.