Home / 147,036.90-220,425.93-58,352.70

Finding the Fourth Proportional to 147,036.90, 220,425.93 and 58,352.70

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Solution

The fourth proportional to 147,036.90, 220,425.93 and 58,352.70 is: 87,477.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,036.90 : 220,425.93 = 58,352.70 : x
  2. Step 2: Convert to fraction form
    147,036.90/220,425.93 = 58,352.70/x
  3. Step 3: Cross multiply
    147,036.90x = 220,425.93 × 58,352.70
  4. Step 4: Simplify right side
    147,036.90x = 12,862,448,165.51
  5. Step 5: Solve for x
    x = 12,862,448,165.51/147,036.90
  6. Step 6: Final answer
    x = 87,477.69

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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.