Home / 46,124.34-69,151.02-21,146.40

Finding the Fourth Proportional to 46,124.34, 69,151.02 and 21,146.40

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Solution

The fourth proportional to 46,124.34, 69,151.02 and 21,146.40 is: 31,703.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,124.34 : 69,151.02 = 21,146.40 : x
  2. Step 2: Convert to fraction form
    46,124.34/69,151.02 = 21,146.40/x
  3. Step 3: Cross multiply
    46,124.34x = 69,151.02 × 21,146.40
  4. Step 4: Simplify right side
    46,124.34x = 1,462,295,129.33
  5. Step 5: Solve for x
    x = 1,462,295,129.33/46,124.34
  6. Step 6: Final answer
    x = 31,703.33

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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.