Home / 93,712.95-129,326.83-51,271.48

Finding the Fourth Proportional to 93,712.95, 129,326.83 and 51,271.48

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Solution

The fourth proportional to 93,712.95, 129,326.83 and 51,271.48 is: 70,756.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,712.95 : 129,326.83 = 51,271.48 : x
  2. Step 2: Convert to fraction form
    93,712.95/129,326.83 = 51,271.48/x
  3. Step 3: Cross multiply
    93,712.95x = 129,326.83 × 51,271.48
  4. Step 4: Simplify right side
    93,712.95x = 6,630,777,977.81
  5. Step 5: Solve for x
    x = 6,630,777,977.81/93,712.95
  6. Step 6: Final answer
    x = 70,756.26

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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.