Home / 105,989,718.10-158,984,577.15-57,490,806.10

Finding the Fourth Proportional to 105,989,718.10, 158,984,577.15 and 57,490,806.10

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Solution

The fourth proportional to 105,989,718.10, 158,984,577.15 and 57,490,806.10 is: 86,236,209.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,989,718.10 : 158,984,577.15 = 57,490,806.10 : x
  2. Step 2: Convert to fraction form
    105,989,718.10/158,984,577.15 = 57,490,806.10/x
  3. Step 3: Cross multiply
    105,989,718.10x = 158,984,577.15 × 57,490,806.10
  4. Step 4: Simplify right side
    105,989,718.10x = 9,140,151,497,821,142
  5. Step 5: Solve for x
    x = 9,140,151,497,821,142/105,989,718.10
  6. Step 6: Final answer
    x = 86,236,209.15

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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.