Home / 70,196.04-105,313.62-39,053.16

Finding the Fourth Proportional to 70,196.04, 105,313.62 and 39,053.16

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Solution

The fourth proportional to 70,196.04, 105,313.62 and 39,053.16 is: 58,590.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,196.04 : 105,313.62 = 39,053.16 : x
  2. Step 2: Convert to fraction form
    70,196.04/105,313.62 = 39,053.16/x
  3. Step 3: Cross multiply
    70,196.04x = 105,313.62 × 39,053.16
  4. Step 4: Simplify right side
    70,196.04x = 4,112,829,652.04
  5. Step 5: Solve for x
    x = 4,112,829,652.04/70,196.04
  6. Step 6: Final answer
    x = 58,590.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.