Home / 160,541.10-221,512.59-96,877.80

Finding the Fourth Proportional to 160,541.10, 221,512.59 and 96,877.80

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Solution

The fourth proportional to 160,541.10, 221,512.59 and 96,877.80 is: 133,670.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,541.10 : 221,512.59 = 96,877.80 : x
  2. Step 2: Convert to fraction form
    160,541.10/221,512.59 = 96,877.80/x
  3. Step 3: Cross multiply
    160,541.10x = 221,512.59 × 96,877.80
  4. Step 4: Simplify right side
    160,541.10x = 21,459,652,391.50
  5. Step 5: Solve for x
    x = 21,459,652,391.50/160,541.10
  6. Step 6: Final answer
    x = 133,670.77

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1.5x scale

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.