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Finding the Fourth Proportional to 93,365.40, 139,829.40 and 63,622.20

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Solution

The fourth proportional to 93,365.40, 139,829.40 and 63,622.20 is: 95,284.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,365.40 : 139,829.40 = 63,622.20 : x
  2. Step 2: Convert to fraction form
    93,365.40/139,829.40 = 63,622.20/x
  3. Step 3: Cross multiply
    93,365.40x = 139,829.40 × 63,622.20
  4. Step 4: Simplify right side
    93,365.40x = 8,896,254,052.68
  5. Step 5: Solve for x
    x = 8,896,254,052.68/93,365.40
  6. Step 6: Final answer
    x = 95,284.27

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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.