Home / 144,166.30-216,248.94-38,985.26

Finding the Fourth Proportional to 144,166.30, 216,248.94 and 38,985.26

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Solution

The fourth proportional to 144,166.30, 216,248.94 and 38,985.26 is: 58,477.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,166.30 : 216,248.94 = 38,985.26 : x
  2. Step 2: Convert to fraction form
    144,166.30/216,248.94 = 38,985.26/x
  3. Step 3: Cross multiply
    144,166.30x = 216,248.94 × 38,985.26
  4. Step 4: Simplify right side
    144,166.30x = 8,430,521,150.62
  5. Step 5: Solve for x
    x = 8,430,521,150.62/144,166.30
  6. Step 6: Final answer
    x = 58,477.75

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1.5x scale

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.