Home / 187,075.18-258,248.70-119,185.24

Finding the Fourth Proportional to 187,075.18, 258,248.70 and 119,185.24

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Solution

The fourth proportional to 187,075.18, 258,248.70 and 119,185.24 is: 164,529.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,075.18 : 258,248.70 = 119,185.24 : x
  2. Step 2: Convert to fraction form
    187,075.18/258,248.70 = 119,185.24/x
  3. Step 3: Cross multiply
    187,075.18x = 258,248.70 × 119,185.24
  4. Step 4: Simplify right side
    187,075.18x = 30,779,433,289.19
  5. Step 5: Solve for x
    x = 30,779,433,289.19/187,075.18
  6. Step 6: Final answer
    x = 164,529.75

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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.