Home / 96,665.02-133,094.60-87,807.67

Finding the Fourth Proportional to 96,665.02, 133,094.60 and 87,807.67

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Solution

The fourth proportional to 96,665.02, 133,094.60 and 87,807.67 is: 120,899.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,665.02 : 133,094.60 = 87,807.67 : x
  2. Step 2: Convert to fraction form
    96,665.02/133,094.60 = 87,807.67/x
  3. Step 3: Cross multiply
    96,665.02x = 133,094.60 × 87,807.67
  4. Step 4: Simplify right side
    96,665.02x = 11,686,726,715.58
  5. Step 5: Solve for x
    x = 11,686,726,715.58/96,665.02
  6. Step 6: Final answer
    x = 120,899.23

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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.