Home / 92,459,122.60-138,423,263.10-89,804,914.60

Finding the Fourth Proportional to 92,459,122.60, 138,423,263.10 and 89,804,914.60

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Solution

The fourth proportional to 92,459,122.60, 138,423,263.10 and 89,804,914.60 is: 134,449,570.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,459,122.60 : 138,423,263.10 = 89,804,914.60 : x
  2. Step 2: Convert to fraction form
    92,459,122.60/138,423,263.10 = 89,804,914.60/x
  3. Step 3: Cross multiply
    92,459,122.60x = 138,423,263.10 × 89,804,914.60
  4. Step 4: Simplify right side
    92,459,122.60x = 12,431,089,321,348,830
  5. Step 5: Solve for x
    x = 12,431,089,321,348,830/92,459,122.60
  6. Step 6: Final answer
    x = 134,449,570.49

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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.