Home / 147,875.40-221,680.02-53,083.26

Finding the Fourth Proportional to 147,875.40, 221,680.02 and 53,083.26

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Solution

The fourth proportional to 147,875.40, 221,680.02 and 53,083.26 is: 79,577.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,875.40 : 221,680.02 = 53,083.26 : x
  2. Step 2: Convert to fraction form
    147,875.40/221,680.02 = 53,083.26/x
  3. Step 3: Cross multiply
    147,875.40x = 221,680.02 × 53,083.26
  4. Step 4: Simplify right side
    147,875.40x = 11,767,498,138.47
  5. Step 5: Solve for x
    x = 11,767,498,138.47/147,875.40
  6. Step 6: Final answer
    x = 79,577.12

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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.