Home / 176,089.02-264,123.81-128,752.62

Finding the Fourth Proportional to 176,089.02, 264,123.81 and 128,752.62

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Solution

The fourth proportional to 176,089.02, 264,123.81 and 128,752.62 is: 193,121.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,089.02 : 264,123.81 = 128,752.62 : x
  2. Step 2: Convert to fraction form
    176,089.02/264,123.81 = 128,752.62/x
  3. Step 3: Cross multiply
    176,089.02x = 264,123.81 × 128,752.62
  4. Step 4: Simplify right side
    176,089.02x = 34,006,632,541.88
  5. Step 5: Solve for x
    x = 34,006,632,541.88/176,089.02
  6. Step 6: Final answer
    x = 193,121.82

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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.