Home / 218,977.52-302,199.34-123,482.16

Finding the Fourth Proportional to 218,977.52, 302,199.34 and 123,482.16

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Solution

The fourth proportional to 218,977.52, 302,199.34 and 123,482.16 is: 170,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,977.52 : 302,199.34 = 123,482.16 : x
  2. Step 2: Convert to fraction form
    218,977.52/302,199.34 = 123,482.16/x
  3. Step 3: Cross multiply
    218,977.52x = 302,199.34 × 123,482.16
  4. Step 4: Simplify right side
    218,977.52x = 37,316,227,253.77
  5. Step 5: Solve for x
    x = 37,316,227,253.77/218,977.52
  6. Step 6: Final answer
    x = 170,411.22

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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.