Home / 147,176.02-203,097.27-83,510.02

Finding the Fourth Proportional to 147,176.02, 203,097.27 and 83,510.02

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Solution

The fourth proportional to 147,176.02, 203,097.27 and 83,510.02 is: 115,240.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,176.02 : 203,097.27 = 83,510.02 : x
  2. Step 2: Convert to fraction form
    147,176.02/203,097.27 = 83,510.02/x
  3. Step 3: Cross multiply
    147,176.02x = 203,097.27 × 83,510.02
  4. Step 4: Simplify right side
    147,176.02x = 16,960,657,079.65
  5. Step 5: Solve for x
    x = 16,960,657,079.65/147,176.02
  6. Step 6: Final answer
    x = 115,240.63

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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.