Home / 112,541,391.60-168,808,938.26-35,869,020.72

Finding the Fourth Proportional to 112,541,391.60, 168,808,938.26 and 35,869,020.72

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Solution

The fourth proportional to 112,541,391.60, 168,808,938.26 and 35,869,020.72 is: 53,802,527.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,541,391.60 : 168,808,938.26 = 35,869,020.72 : x
  2. Step 2: Convert to fraction form
    112,541,391.60/168,808,938.26 = 35,869,020.72/x
  3. Step 3: Cross multiply
    112,541,391.60x = 168,808,938.26 × 35,869,020.72
  4. Step 4: Simplify right side
    112,541,391.60x = 6,055,011,303,989,795
  5. Step 5: Solve for x
    x = 6,055,011,303,989,795/112,541,391.60
  6. Step 6: Final answer
    x = 53,802,527.39

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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.