Home / 70,837.30-97,756.14-39,007.36

Finding the Fourth Proportional to 70,837.30, 97,756.14 and 39,007.36

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Solution

The fourth proportional to 70,837.30, 97,756.14 and 39,007.36 is: 53,830.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,837.30 : 97,756.14 = 39,007.36 : x
  2. Step 2: Convert to fraction form
    70,837.30/97,756.14 = 39,007.36/x
  3. Step 3: Cross multiply
    70,837.30x = 97,756.14 × 39,007.36
  4. Step 4: Simplify right side
    70,837.30x = 3,813,208,945.19
  5. Step 5: Solve for x
    x = 3,813,208,945.19/70,837.30
  6. Step 6: Final answer
    x = 53,830.52

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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.