Home / 70,678.17-97,536.02-38,412.97

Finding the Fourth Proportional to 70,678.17, 97,536.02 and 38,412.97

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Solution

The fourth proportional to 70,678.17, 97,536.02 and 38,412.97 is: 53,009.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,678.17 : 97,536.02 = 38,412.97 : x
  2. Step 2: Convert to fraction form
    70,678.17/97,536.02 = 38,412.97/x
  3. Step 3: Cross multiply
    70,678.17x = 97,536.02 × 38,412.97
  4. Step 4: Simplify right side
    70,678.17x = 3,746,647,774.27
  5. Step 5: Solve for x
    x = 3,746,647,774.27/70,678.17
  6. Step 6: Final answer
    x = 53,009.97

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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.