Home / 153,810.48-212,193.02-96,410.61

Finding the Fourth Proportional to 153,810.48, 212,193.02 and 96,410.61

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Solution

The fourth proportional to 153,810.48, 212,193.02 and 96,410.61 is: 133,005.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,810.48 : 212,193.02 = 96,410.61 : x
  2. Step 2: Convert to fraction form
    153,810.48/212,193.02 = 96,410.61/x
  3. Step 3: Cross multiply
    153,810.48x = 212,193.02 × 96,410.61
  4. Step 4: Simplify right side
    153,810.48x = 20,457,658,013.89
  5. Step 5: Solve for x
    x = 20,457,658,013.89/153,810.48
  6. Step 6: Final answer
    x = 133,005.62

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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.