Home / 93,711.90-129,323.88-51,271.14

Finding the Fourth Proportional to 93,711.90, 129,323.88 and 51,271.14

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Solution

The fourth proportional to 93,711.90, 129,323.88 and 51,271.14 is: 70,754.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,711.90 : 129,323.88 = 51,271.14 : x
  2. Step 2: Convert to fraction form
    93,711.90/129,323.88 = 51,271.14/x
  3. Step 3: Cross multiply
    93,711.90x = 129,323.88 × 51,271.14
  4. Step 4: Simplify right side
    93,711.90x = 6,630,582,756.82
  5. Step 5: Solve for x
    x = 6,630,582,756.82/93,711.90
  6. Step 6: Final answer
    x = 70,754.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.