Home / 178,045.77-245,725.47-106,465.26

Finding the Fourth Proportional to 178,045.77, 245,725.47 and 106,465.26

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Solution

The fourth proportional to 178,045.77, 245,725.47 and 106,465.26 is: 146,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,045.77 : 245,725.47 = 106,465.26 : x
  2. Step 2: Convert to fraction form
    178,045.77/245,725.47 = 106,465.26/x
  3. Step 3: Cross multiply
    178,045.77x = 245,725.47 × 106,465.26
  4. Step 4: Simplify right side
    178,045.77x = 26,161,226,052.17
  5. Step 5: Solve for x
    x = 26,161,226,052.17/178,045.77
  6. Step 6: Final answer
    x = 146,935.40

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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.