Home / 147,088.45-220,424.09-61,607.22

Finding the Fourth Proportional to 147,088.45, 220,424.09 and 61,607.22

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Solution

The fourth proportional to 147,088.45, 220,424.09 and 61,607.22 is: 92,323.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,088.45 : 220,424.09 = 61,607.22 : x
  2. Step 2: Convert to fraction form
    147,088.45/220,424.09 = 61,607.22/x
  3. Step 3: Cross multiply
    147,088.45x = 220,424.09 × 61,607.22
  4. Step 4: Simplify right side
    147,088.45x = 13,579,715,405.93
  5. Step 5: Solve for x
    x = 13,579,715,405.93/147,088.45
  6. Step 6: Final answer
    x = 92,323.47

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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.