Home / 93,032.80-139,549.20-88,221.40

Finding the Fourth Proportional to 93,032.80, 139,549.20 and 88,221.40

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Solution

The fourth proportional to 93,032.80, 139,549.20 and 88,221.40 is: 132,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,032.80 : 139,549.20 = 88,221.40 : x
  2. Step 2: Convert to fraction form
    93,032.80/139,549.20 = 88,221.40/x
  3. Step 3: Cross multiply
    93,032.80x = 139,549.20 × 88,221.40
  4. Step 4: Simplify right side
    93,032.80x = 12,311,225,792.88
  5. Step 5: Solve for x
    x = 12,311,225,792.88/93,032.80
  6. Step 6: Final answer
    x = 132,332.10

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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.