Home / 74,925.48-103,400.16-43,094.36

Finding the Fourth Proportional to 74,925.48, 103,400.16 and 43,094.36

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Solution

The fourth proportional to 74,925.48, 103,400.16 and 43,094.36 is: 59,471.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,925.48 : 103,400.16 = 43,094.36 : x
  2. Step 2: Convert to fraction form
    74,925.48/103,400.16 = 43,094.36/x
  3. Step 3: Cross multiply
    74,925.48x = 103,400.16 × 43,094.36
  4. Step 4: Simplify right side
    74,925.48x = 4,455,963,719.10
  5. Step 5: Solve for x
    x = 4,455,963,719.10/74,925.48
  6. Step 6: Final answer
    x = 59,471.94

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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.