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Finding the Fourth Proportional to 93,099.98, 139,649.97 and 55,670.84

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Solution

The fourth proportional to 93,099.98, 139,649.97 and 55,670.84 is: 83,506.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,099.98 : 139,649.97 = 55,670.84 : x
  2. Step 2: Convert to fraction form
    93,099.98/139,649.97 = 55,670.84/x
  3. Step 3: Cross multiply
    93,099.98x = 139,649.97 × 55,670.84
  4. Step 4: Simplify right side
    93,099.98x = 7,774,431,955.61
  5. Step 5: Solve for x
    x = 7,774,431,955.61/93,099.98
  6. Step 6: Final answer
    x = 83,506.27

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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.