Home / 93,990.28-140,008.74-88,897.32

Finding the Fourth Proportional to 93,990.28, 140,008.74 and 88,897.32

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Solution

The fourth proportional to 93,990.28, 140,008.74 and 88,897.32 is: 132,422.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,990.28 : 140,008.74 = 88,897.32 : x
  2. Step 2: Convert to fraction form
    93,990.28/140,008.74 = 88,897.32/x
  3. Step 3: Cross multiply
    93,990.28x = 140,008.74 × 88,897.32
  4. Step 4: Simplify right side
    93,990.28x = 12,446,401,762.58
  5. Step 5: Solve for x
    x = 12,446,401,762.58/93,990.28
  6. Step 6: Final answer
    x = 132,422.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.