Home / 152,254.28-210,111.24-84,275.88

Finding the Fourth Proportional to 152,254.28, 210,111.24 and 84,275.88

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Solution

The fourth proportional to 152,254.28, 210,111.24 and 84,275.88 is: 116,300.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,254.28 : 210,111.24 = 84,275.88 : x
  2. Step 2: Convert to fraction form
    152,254.28/210,111.24 = 84,275.88/x
  3. Step 3: Cross multiply
    152,254.28x = 210,111.24 × 84,275.88
  4. Step 4: Simplify right side
    152,254.28x = 17,707,309,648.89
  5. Step 5: Solve for x
    x = 17,707,309,648.89/152,254.28
  6. Step 6: Final answer
    x = 116,300.90

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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.