Home / 105,035,287.70-157,715,133.15-57,259,543.70

Finding the Fourth Proportional to 105,035,287.70, 157,715,133.15 and 57,259,543.70

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Solution

The fourth proportional to 105,035,287.70, 157,715,133.15 and 57,259,543.70 is: 85,977,739.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,035,287.70 : 157,715,133.15 = 57,259,543.70 : x
  2. Step 2: Convert to fraction form
    105,035,287.70/157,715,133.15 = 57,259,543.70/x
  3. Step 3: Cross multiply
    105,035,287.70x = 157,715,133.15 × 57,259,543.70
  4. Step 4: Simplify right side
    105,035,287.70x = 9,030,696,558,753,744
  5. Step 5: Solve for x
    x = 9,030,696,558,753,744/105,035,287.70
  6. Step 6: Final answer
    x = 85,977,739.07

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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.