Home / 103,395,496.04-142,691,395.76-59,342,142.68

Finding the Fourth Proportional to 103,395,496.04, 142,691,395.76 and 59,342,142.68

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Solution

The fourth proportional to 103,395,496.04, 142,691,395.76 and 59,342,142.68 is: 81,895,377.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,395,496.04 : 142,691,395.76 = 59,342,142.68 : x
  2. Step 2: Convert to fraction form
    103,395,496.04/142,691,395.76 = 59,342,142.68/x
  3. Step 3: Cross multiply
    103,395,496.04x = 142,691,395.76 × 59,342,142.68
  4. Step 4: Simplify right side
    103,395,496.04x = 8,467,613,166,398,266
  5. Step 5: Solve for x
    x = 8,467,613,166,398,266/103,395,496.04
  6. Step 6: Final answer
    x = 81,895,377.37

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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.