Home / 171,385.36-257,075.28-46,726.36

Finding the Fourth Proportional to 171,385.36, 257,075.28 and 46,726.36

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Solution

The fourth proportional to 171,385.36, 257,075.28 and 46,726.36 is: 70,088.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,385.36 : 257,075.28 = 46,726.36 : x
  2. Step 2: Convert to fraction form
    171,385.36/257,075.28 = 46,726.36/x
  3. Step 3: Cross multiply
    171,385.36x = 257,075.28 × 46,726.36
  4. Step 4: Simplify right side
    171,385.36x = 12,012,192,080.38
  5. Step 5: Solve for x
    x = 12,012,192,080.38/171,385.36
  6. Step 6: Final answer
    x = 70,088.79

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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.