Home / 70,527.36-97,330.80-42,227.64

Finding the Fourth Proportional to 70,527.36, 97,330.80 and 42,227.64

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Solution

The fourth proportional to 70,527.36, 97,330.80 and 42,227.64 is: 58,275.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,527.36 : 97,330.80 = 42,227.64 : x
  2. Step 2: Convert to fraction form
    70,527.36/97,330.80 = 42,227.64/x
  3. Step 3: Cross multiply
    70,527.36x = 97,330.80 × 42,227.64
  4. Step 4: Simplify right side
    70,527.36x = 4,110,049,983.31
  5. Step 5: Solve for x
    x = 4,110,049,983.31/70,527.36
  6. Step 6: Final answer
    x = 58,275.97

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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.