Home / 46,814.80-70,049.64-28,106.20

Finding the Fourth Proportional to 46,814.80, 70,049.64 and 28,106.20

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Solution

The fourth proportional to 46,814.80, 70,049.64 and 28,106.20 is: 42,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,814.80 : 70,049.64 = 28,106.20 : x
  2. Step 2: Convert to fraction form
    46,814.80/70,049.64 = 28,106.20/x
  3. Step 3: Cross multiply
    46,814.80x = 70,049.64 × 28,106.20
  4. Step 4: Simplify right side
    46,814.80x = 1,968,829,191.77
  5. Step 5: Solve for x
    x = 1,968,829,191.77/46,814.80
  6. Step 6: Final answer
    x = 42,055.70

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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.