Home / 153,018.20-229,527.30-70,074.20

Finding the Fourth Proportional to 153,018.20, 229,527.30 and 70,074.20

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Solution

The fourth proportional to 153,018.20, 229,527.30 and 70,074.20 is: 105,111.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,018.20 : 229,527.30 = 70,074.20 : x
  2. Step 2: Convert to fraction form
    153,018.20/229,527.30 = 70,074.20/x
  3. Step 3: Cross multiply
    153,018.20x = 229,527.30 × 70,074.20
  4. Step 4: Simplify right side
    153,018.20x = 16,083,941,925.66
  5. Step 5: Solve for x
    x = 16,083,941,925.66/153,018.20
  6. Step 6: Final answer
    x = 105,111.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.