Home / 71,114.64-98,587.51-67,322.46

Finding the Fourth Proportional to 71,114.64, 98,587.51 and 67,322.46

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Solution

The fourth proportional to 71,114.64, 98,587.51 and 67,322.46 is: 93,330.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,114.64 : 98,587.51 = 67,322.46 : x
  2. Step 2: Convert to fraction form
    71,114.64/98,587.51 = 67,322.46/x
  3. Step 3: Cross multiply
    71,114.64x = 98,587.51 × 67,322.46
  4. Step 4: Simplify right side
    71,114.64x = 6,637,153,698.47
  5. Step 5: Solve for x
    x = 6,637,153,698.47/71,114.64
  6. Step 6: Final answer
    x = 93,330.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.