Home / 152,042.88-209,813.76-84,973.44

Finding the Fourth Proportional to 152,042.88, 209,813.76 and 84,973.44

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Solution

The fourth proportional to 152,042.88, 209,813.76 and 84,973.44 is: 117,260.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,042.88 : 209,813.76 = 84,973.44 : x
  2. Step 2: Convert to fraction form
    152,042.88/209,813.76 = 84,973.44/x
  3. Step 3: Cross multiply
    152,042.88x = 209,813.76 × 84,973.44
  4. Step 4: Simplify right side
    152,042.88x = 17,828,596,946.53
  5. Step 5: Solve for x
    x = 17,828,596,946.53/152,042.88
  6. Step 6: Final answer
    x = 117,260.32

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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.