Home / 91,448,169.90-126,303,212.16-60,225,790.02

Finding the Fourth Proportional to 91,448,169.90, 126,303,212.16 and 60,225,790.02

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Solution

The fourth proportional to 91,448,169.90, 126,303,212.16 and 60,225,790.02 is: 83,180,568.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,448,169.90 : 126,303,212.16 = 60,225,790.02 : x
  2. Step 2: Convert to fraction form
    91,448,169.90/126,303,212.16 = 60,225,790.02/x
  3. Step 3: Cross multiply
    91,448,169.90x = 126,303,212.16 × 60,225,790.02
  4. Step 4: Simplify right side
    91,448,169.90x = 7,606,710,734,399,671
  5. Step 5: Solve for x
    x = 7,606,710,734,399,671/91,448,169.90
  6. Step 6: Final answer
    x = 83,180,568.21

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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.