Home / 71,030.28-98,058.64-51,888.56

Finding the Fourth Proportional to 71,030.28, 98,058.64 and 51,888.56

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Solution

The fourth proportional to 71,030.28, 98,058.64 and 51,888.56 is: 71,633.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,030.28 : 98,058.64 = 51,888.56 : x
  2. Step 2: Convert to fraction form
    71,030.28/98,058.64 = 51,888.56/x
  3. Step 3: Cross multiply
    71,030.28x = 98,058.64 × 51,888.56
  4. Step 4: Simplify right side
    71,030.28x = 5,088,121,625.16
  5. Step 5: Solve for x
    x = 5,088,121,625.16/71,030.28
  6. Step 6: Final answer
    x = 71,633.13

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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.