Home / 85,075.83-127,603.98-22,751.19

Finding the Fourth Proportional to 85,075.83, 127,603.98 and 22,751.19

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Solution

The fourth proportional to 85,075.83, 127,603.98 and 22,751.19 is: 34,124.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,075.83 : 127,603.98 = 22,751.19 : x
  2. Step 2: Convert to fraction form
    85,075.83/127,603.98 = 22,751.19/x
  3. Step 3: Cross multiply
    85,075.83x = 127,603.98 × 22,751.19
  4. Step 4: Simplify right side
    85,075.83x = 2,903,142,393.74
  5. Step 5: Solve for x
    x = 2,903,142,393.74/85,075.83
  6. Step 6: Final answer
    x = 34,124.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.