Home / 147,883.81-221,730.96-62,471.47

Finding the Fourth Proportional to 147,883.81, 221,730.96 and 62,471.47

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Solution

The fourth proportional to 147,883.81, 221,730.96 and 62,471.47 is: 93,667.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,883.81 : 221,730.96 = 62,471.47 : x
  2. Step 2: Convert to fraction form
    147,883.81/221,730.96 = 62,471.47/x
  3. Step 3: Cross multiply
    147,883.81x = 221,730.96 × 62,471.47
  4. Step 4: Simplify right side
    147,883.81x = 13,851,859,015.71
  5. Step 5: Solve for x
    x = 13,851,859,015.71/147,883.81
  6. Step 6: Final answer
    x = 93,667.18

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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.