Home / 152,160.29-228,303.31-66,726.94

Finding the Fourth Proportional to 152,160.29, 228,303.31 and 66,726.94

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Solution

The fourth proportional to 152,160.29, 228,303.31 and 66,726.94 is: 100,117.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,160.29 : 228,303.31 = 66,726.94 : x
  2. Step 2: Convert to fraction form
    152,160.29/228,303.31 = 66,726.94/x
  3. Step 3: Cross multiply
    152,160.29x = 228,303.31 × 66,726.94
  4. Step 4: Simplify right side
    152,160.29x = 15,233,980,254.00
  5. Step 5: Solve for x
    x = 15,233,980,254.00/152,160.29
  6. Step 6: Final answer
    x = 100,117.98

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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.