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Finding the Fourth Proportional to 93,466.98, 139,485.15 and 83,494.26

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Solution

The fourth proportional to 93,466.98, 139,485.15 and 83,494.26 is: 124,602.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,466.98 : 139,485.15 = 83,494.26 : x
  2. Step 2: Convert to fraction form
    93,466.98/139,485.15 = 83,494.26/x
  3. Step 3: Cross multiply
    93,466.98x = 139,485.15 × 83,494.26
  4. Step 4: Simplify right side
    93,466.98x = 11,646,209,380.24
  5. Step 5: Solve for x
    x = 11,646,209,380.24/93,466.98
  6. Step 6: Final answer
    x = 124,602.39

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Double scale
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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.