Home / 158,415.04-218,606.08-94,715.20

Finding the Fourth Proportional to 158,415.04, 218,606.08 and 94,715.20

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Solution

The fourth proportional to 158,415.04, 218,606.08 and 94,715.20 is: 130,702.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,415.04 : 218,606.08 = 94,715.20 : x
  2. Step 2: Convert to fraction form
    158,415.04/218,606.08 = 94,715.20/x
  3. Step 3: Cross multiply
    158,415.04x = 218,606.08 × 94,715.20
  4. Step 4: Simplify right side
    158,415.04x = 20,705,318,588.42
  5. Step 5: Solve for x
    x = 20,705,318,588.42/158,415.04
  6. Step 6: Final answer
    x = 130,702.98

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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.