Home / 130,428.84-195,709.98-62,117.73

Finding the Fourth Proportional to 130,428.84, 195,709.98 and 62,117.73

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Solution

The fourth proportional to 130,428.84, 195,709.98 and 62,117.73 is: 93,208.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,428.84 : 195,709.98 = 62,117.73 : x
  2. Step 2: Convert to fraction form
    130,428.84/195,709.98 = 62,117.73/x
  3. Step 3: Cross multiply
    130,428.84x = 195,709.98 × 62,117.73
  4. Step 4: Simplify right side
    130,428.84x = 12,157,058,406.81
  5. Step 5: Solve for x
    x = 12,157,058,406.81/130,428.84
  6. Step 6: Final answer
    x = 93,208.36

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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.