Home / 51,368.78-77,068.92-46,070.30

Finding the Fourth Proportional to 51,368.78, 77,068.92 and 46,070.30

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Solution

The fourth proportional to 51,368.78, 77,068.92 and 46,070.30 is: 69,119.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,368.78 : 77,068.92 = 46,070.30 : x
  2. Step 2: Convert to fraction form
    51,368.78/77,068.92 = 46,070.30/x
  3. Step 3: Cross multiply
    51,368.78x = 77,068.92 × 46,070.30
  4. Step 4: Simplify right side
    51,368.78x = 3,550,588,265.08
  5. Step 5: Solve for x
    x = 3,550,588,265.08/51,368.78
  6. Step 6: Final answer
    x = 69,119.58

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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.