Home / 93,973.08-129,674.83-53,135.21

Finding the Fourth Proportional to 93,973.08, 129,674.83 and 53,135.21

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Solution

The fourth proportional to 93,973.08, 129,674.83 and 53,135.21 is: 73,322.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,973.08 : 129,674.83 = 53,135.21 : x
  2. Step 2: Convert to fraction form
    93,973.08/129,674.83 = 53,135.21/x
  3. Step 3: Cross multiply
    93,973.08x = 129,674.83 × 53,135.21
  4. Step 4: Simplify right side
    93,973.08x = 6,890,298,984.95
  5. Step 5: Solve for x
    x = 6,890,298,984.95/93,973.08
  6. Step 6: Final answer
    x = 73,322.05

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1.5x scale

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.