Home / 145,424.04-200,617.82-84,997.24

Finding the Fourth Proportional to 145,424.04, 200,617.82 and 84,997.24

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Solution

The fourth proportional to 145,424.04, 200,617.82 and 84,997.24 is: 117,256.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,424.04 : 200,617.82 = 84,997.24 : x
  2. Step 2: Convert to fraction form
    145,424.04/200,617.82 = 84,997.24/x
  3. Step 3: Cross multiply
    145,424.04x = 200,617.82 × 84,997.24
  4. Step 4: Simplify right side
    145,424.04x = 17,051,960,994.82
  5. Step 5: Solve for x
    x = 17,051,960,994.82/145,424.04
  6. Step 6: Final answer
    x = 117,256.82

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1.5x scale

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.