Home / 238,075.62-328,544.91-130,646.52

Finding the Fourth Proportional to 238,075.62, 328,544.91 and 130,646.52

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Solution

The fourth proportional to 238,075.62, 328,544.91 and 130,646.52 is: 180,292.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,075.62 : 328,544.91 = 130,646.52 : x
  2. Step 2: Convert to fraction form
    238,075.62/328,544.91 = 130,646.52/x
  3. Step 3: Cross multiply
    238,075.62x = 328,544.91 × 130,646.52
  4. Step 4: Simplify right side
    238,075.62x = 42,923,249,155.21
  5. Step 5: Solve for x
    x = 42,923,249,155.21/238,075.62
  6. Step 6: Final answer
    x = 180,292.50

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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.