Home / 87,999,329.86-121,461,398.56-60,133,319.44

Finding the Fourth Proportional to 87,999,329.86, 121,461,398.56 and 60,133,319.44

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Solution

The fourth proportional to 87,999,329.86, 121,461,398.56 and 60,133,319.44 is: 82,999,235.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,999,329.86 : 121,461,398.56 = 60,133,319.44 : x
  2. Step 2: Convert to fraction form
    87,999,329.86/121,461,398.56 = 60,133,319.44/x
  3. Step 3: Cross multiply
    87,999,329.86x = 121,461,398.56 × 60,133,319.44
  4. Step 4: Simplify right side
    87,999,329.86x = 7,303,877,079,237,636
  5. Step 5: Solve for x
    x = 7,303,877,079,237,636/87,999,329.86
  6. Step 6: Final answer
    x = 82,999,235.23

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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.