Home / 94,688,941.23-130,760,985.62-89,530,346.78

Finding the Fourth Proportional to 94,688,941.23, 130,760,985.62 and 89,530,346.78

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Solution

The fourth proportional to 94,688,941.23, 130,760,985.62 and 89,530,346.78 is: 123,637,208.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,688,941.23 : 130,760,985.62 = 89,530,346.78 : x
  2. Step 2: Convert to fraction form
    94,688,941.23/130,760,985.62 = 89,530,346.78/x
  3. Step 3: Cross multiply
    94,688,941.23x = 130,760,985.62 × 89,530,346.78
  4. Step 4: Simplify right side
    94,688,941.23x = 11,707,076,386,751,736
  5. Step 5: Solve for x
    x = 11,707,076,386,751,736/94,688,941.23
  6. Step 6: Final answer
    x = 123,637,208.68

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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.