Home / 64,827.04-89,477.96-42,222.36

Finding the Fourth Proportional to 64,827.04, 89,477.96 and 42,222.36

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Solution

The fourth proportional to 64,827.04, 89,477.96 and 42,222.36 is: 58,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,827.04 : 89,477.96 = 42,222.36 : x
  2. Step 2: Convert to fraction form
    64,827.04/89,477.96 = 42,222.36/x
  3. Step 3: Cross multiply
    64,827.04x = 89,477.96 × 42,222.36
  4. Step 4: Simplify right side
    64,827.04x = 3,777,970,639.19
  5. Step 5: Solve for x
    x = 3,777,970,639.19/64,827.04
  6. Step 6: Final answer
    x = 58,277.70

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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.