Home / 104,368.09-155,296.75-104,018.17

Finding the Fourth Proportional to 104,368.09, 155,296.75 and 104,018.17

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Solution

The fourth proportional to 104,368.09, 155,296.75 and 104,018.17 is: 154,776.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,368.09 : 155,296.75 = 104,018.17 : x
  2. Step 2: Convert to fraction form
    104,368.09/155,296.75 = 104,018.17/x
  3. Step 3: Cross multiply
    104,368.09x = 155,296.75 × 104,018.17
  4. Step 4: Simplify right side
    104,368.09x = 16,153,683,741.95
  5. Step 5: Solve for x
    x = 16,153,683,741.95/104,368.09
  6. Step 6: Final answer
    x = 154,776.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.