Home / 152,395.04-210,271.20-91,975.52

Finding the Fourth Proportional to 152,395.04, 210,271.20 and 91,975.52

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Solution

The fourth proportional to 152,395.04, 210,271.20 and 91,975.52 is: 126,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,395.04 : 210,271.20 = 91,975.52 : x
  2. Step 2: Convert to fraction form
    152,395.04/210,271.20 = 91,975.52/x
  3. Step 3: Cross multiply
    152,395.04x = 210,271.20 × 91,975.52
  4. Step 4: Simplify right side
    152,395.04x = 19,339,802,961.02
  5. Step 5: Solve for x
    x = 19,339,802,961.02/152,395.04
  6. Step 6: Final answer
    x = 126,905.72

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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.