Home / 93,325.08-128,741.76-59,278.02

Finding the Fourth Proportional to 93,325.08, 128,741.76 and 59,278.02

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Solution

The fourth proportional to 93,325.08, 128,741.76 and 59,278.02 is: 81,773.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,325.08 : 128,741.76 = 59,278.02 : x
  2. Step 2: Convert to fraction form
    93,325.08/128,741.76 = 59,278.02/x
  3. Step 3: Cross multiply
    93,325.08x = 128,741.76 × 59,278.02
  4. Step 4: Simplify right side
    93,325.08x = 7,631,556,624.12
  5. Step 5: Solve for x
    x = 7,631,556,624.12/93,325.08
  6. Step 6: Final answer
    x = 81,773.91

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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.