Home / 46,985.20-70,342.43-31,205.99

Finding the Fourth Proportional to 46,985.20, 70,342.43 and 31,205.99

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Solution

The fourth proportional to 46,985.20, 70,342.43 and 31,205.99 is: 46,719.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,985.20 : 70,342.43 = 31,205.99 : x
  2. Step 2: Convert to fraction form
    46,985.20/70,342.43 = 31,205.99/x
  3. Step 3: Cross multiply
    46,985.20x = 70,342.43 × 31,205.99
  4. Step 4: Simplify right side
    46,985.20x = 2,195,105,186.98
  5. Step 5: Solve for x
    x = 2,195,105,186.98/46,985.20
  6. Step 6: Final answer
    x = 46,719.08

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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.