Home / 152,871.03-210,964.23-84,892.23

Finding the Fourth Proportional to 152,871.03, 210,964.23 and 84,892.23

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Solution

The fourth proportional to 152,871.03, 210,964.23 and 84,892.23 is: 117,152.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,871.03 : 210,964.23 = 84,892.23 : x
  2. Step 2: Convert to fraction form
    152,871.03/210,964.23 = 84,892.23/x
  3. Step 3: Cross multiply
    152,871.03x = 210,964.23 × 84,892.23
  4. Step 4: Simplify right side
    152,871.03x = 17,909,223,934.93
  5. Step 5: Solve for x
    x = 17,909,223,934.93/152,871.03
  6. Step 6: Final answer
    x = 117,152.50

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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.