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Finding the Fourth Proportional to 124,814.90, 175,051.90 and 124,814.90

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Solution

The fourth proportional to 124,814.90, 175,051.90 and 124,814.90 is: 175,051.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,814.90 : 175,051.90 = 124,814.90 : x
  2. Step 2: Convert to fraction form
    124,814.90/175,051.90 = 124,814.90/x
  3. Step 3: Cross multiply
    124,814.90x = 175,051.90 × 124,814.90
  4. Step 4: Simplify right side
    124,814.90x = 21,849,085,393.31
  5. Step 5: Solve for x
    x = 21,849,085,393.31/124,814.90
  6. Step 6: Final answer
    x = 175,051.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.