Home / 163,433.28-225,547.56-123,075.84

Finding the Fourth Proportional to 163,433.28, 225,547.56 and 123,075.84

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Solution

The fourth proportional to 163,433.28, 225,547.56 and 123,075.84 is: 169,851.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,433.28 : 225,547.56 = 123,075.84 : x
  2. Step 2: Convert to fraction form
    163,433.28/225,547.56 = 123,075.84/x
  3. Step 3: Cross multiply
    163,433.28x = 225,547.56 × 123,075.84
  4. Step 4: Simplify right side
    163,433.28x = 27,759,455,406.95
  5. Step 5: Solve for x
    x = 27,759,455,406.95/163,433.28
  6. Step 6: Final answer
    x = 169,851.91

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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.