Home / 93,897.18-129,702.34-69,982.34

Finding the Fourth Proportional to 93,897.18, 129,702.34 and 69,982.34

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Solution

The fourth proportional to 93,897.18, 129,702.34 and 69,982.34 is: 96,668.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,897.18 : 129,702.34 = 69,982.34 : x
  2. Step 2: Convert to fraction form
    93,897.18/129,702.34 = 69,982.34/x
  3. Step 3: Cross multiply
    93,897.18x = 129,702.34 × 69,982.34
  4. Step 4: Simplify right side
    93,897.18x = 9,076,873,256.68
  5. Step 5: Solve for x
    x = 9,076,873,256.68/93,897.18
  6. Step 6: Final answer
    x = 96,668.22

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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.