Home / 282,580.09-423,785.59-93,005.46

Finding the Fourth Proportional to 282,580.09, 423,785.59 and 93,005.46

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Solution

The fourth proportional to 282,580.09, 423,785.59 and 93,005.46 is: 139,480.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,580.09 : 423,785.59 = 93,005.46 : x
  2. Step 2: Convert to fraction form
    282,580.09/423,785.59 = 93,005.46/x
  3. Step 3: Cross multiply
    282,580.09x = 423,785.59 × 93,005.46
  4. Step 4: Simplify right side
    282,580.09x = 39,414,373,506.81
  5. Step 5: Solve for x
    x = 39,414,373,506.81/282,580.09
  6. Step 6: Final answer
    x = 139,480.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.