Home / 284,096.68-392,075.58-163,280.14

Finding the Fourth Proportional to 284,096.68, 392,075.58 and 163,280.14

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Solution

The fourth proportional to 284,096.68, 392,075.58 and 163,280.14 is: 225,339.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,096.68 : 392,075.58 = 163,280.14 : x
  2. Step 2: Convert to fraction form
    284,096.68/392,075.58 = 163,280.14/x
  3. Step 3: Cross multiply
    284,096.68x = 392,075.58 × 163,280.14
  4. Step 4: Simplify right side
    284,096.68x = 64,018,155,592.98
  5. Step 5: Solve for x
    x = 64,018,155,592.98/284,096.68
  6. Step 6: Final answer
    x = 225,339.33

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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.