Home / 147,916.64-221,786.08-57,852

Finding the Fourth Proportional to 147,916.64, 221,786.08 and 57,852

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Solution

The fourth proportional to 147,916.64, 221,786.08 and 57,852 is: 86,743.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,916.64 : 221,786.08 = 57,852 : x
  2. Step 2: Convert to fraction form
    147,916.64/221,786.08 = 57,852/x
  3. Step 3: Cross multiply
    147,916.64x = 221,786.08 × 57,852
  4. Step 4: Simplify right side
    147,916.64x = 12,830,768,300.16
  5. Step 5: Solve for x
    x = 12,830,768,300.16/147,916.64
  6. Step 6: Final answer
    x = 86,743.24

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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.