Home / 144,294.63-216,441.93-39,113.60

Finding the Fourth Proportional to 144,294.63, 216,441.93 and 39,113.60

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Solution

The fourth proportional to 144,294.63, 216,441.93 and 39,113.60 is: 58,670.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,294.63 : 216,441.93 = 39,113.60 : x
  2. Step 2: Convert to fraction form
    144,294.63/216,441.93 = 39,113.60/x
  3. Step 3: Cross multiply
    144,294.63x = 216,441.93 × 39,113.60
  4. Step 4: Simplify right side
    144,294.63x = 8,465,821,991.04
  5. Step 5: Solve for x
    x = 8,465,821,991.04/144,294.63
  6. Step 6: Final answer
    x = 58,670.39

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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.