Home / 93,835.12-129,471.66-55,575.58

Finding the Fourth Proportional to 93,835.12, 129,471.66 and 55,575.58

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Solution

The fourth proportional to 93,835.12, 129,471.66 and 55,575.58 is: 76,681.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,835.12 : 129,471.66 = 55,575.58 : x
  2. Step 2: Convert to fraction form
    93,835.12/129,471.66 = 55,575.58/x
  3. Step 3: Cross multiply
    93,835.12x = 129,471.66 × 55,575.58
  4. Step 4: Simplify right side
    93,835.12x = 7,195,462,598.06
  5. Step 5: Solve for x
    x = 7,195,462,598.06/93,835.12
  6. Step 6: Final answer
    x = 76,681.98

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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.