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Finding the Fourth Proportional to 93,360.40, 140,014.80 and 25,876.30

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Solution

The fourth proportional to 93,360.40, 140,014.80 and 25,876.30 is: 38,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,360.40 : 140,014.80 = 25,876.30 : x
  2. Step 2: Convert to fraction form
    93,360.40/140,014.80 = 25,876.30/x
  3. Step 3: Cross multiply
    93,360.40x = 140,014.80 × 25,876.30
  4. Step 4: Simplify right side
    93,360.40x = 3,623,064,969.24
  5. Step 5: Solve for x
    x = 3,623,064,969.24/93,360.40
  6. Step 6: Final answer
    x = 38,807.30

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1.5x scale

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.