Home / 105,532,084.93-145,634,291.26-58,492,192.09

Finding the Fourth Proportional to 105,532,084.93, 145,634,291.26 and 58,492,192.09

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Solution

The fourth proportional to 105,532,084.93, 145,634,291.26 and 58,492,192.09 is: 80,719,232.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,532,084.93 : 145,634,291.26 = 58,492,192.09 : x
  2. Step 2: Convert to fraction form
    105,532,084.93/145,634,291.26 = 58,492,192.09/x
  3. Step 3: Cross multiply
    105,532,084.93x = 145,634,291.26 × 58,492,192.09
  4. Step 4: Simplify right side
    105,532,084.93x = 8,518,468,938,760,611
  5. Step 5: Solve for x
    x = 8,518,468,938,760,611/105,532,084.93
  6. Step 6: Final answer
    x = 80,719,232.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.