Home / 155,526.40-214,678.32-104,522.08

Finding the Fourth Proportional to 155,526.40, 214,678.32 and 104,522.08

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Solution

The fourth proportional to 155,526.40, 214,678.32 and 104,522.08 is: 144,275.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,526.40 : 214,678.32 = 104,522.08 : x
  2. Step 2: Convert to fraction form
    155,526.40/214,678.32 = 104,522.08/x
  3. Step 3: Cross multiply
    155,526.40x = 214,678.32 × 104,522.08
  4. Step 4: Simplify right side
    155,526.40x = 22,438,624,537.31
  5. Step 5: Solve for x
    x = 22,438,624,537.31/155,526.40
  6. Step 6: Final answer
    x = 144,275.34

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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.