Home / 109,442.16-151,030.35-59,141.16

Finding the Fourth Proportional to 109,442.16, 151,030.35 and 59,141.16

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Solution

The fourth proportional to 109,442.16, 151,030.35 and 59,141.16 is: 81,614.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,442.16 : 151,030.35 = 59,141.16 : x
  2. Step 2: Convert to fraction form
    109,442.16/151,030.35 = 59,141.16/x
  3. Step 3: Cross multiply
    109,442.16x = 151,030.35 × 59,141.16
  4. Step 4: Simplify right side
    109,442.16x = 8,932,110,094.21
  5. Step 5: Solve for x
    x = 8,932,110,094.21/109,442.16
  6. Step 6: Final answer
    x = 81,614.89

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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.