Home / 152,011.06-209,774.93-84,943.06

Finding the Fourth Proportional to 152,011.06, 209,774.93 and 84,943.06

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Solution

The fourth proportional to 152,011.06, 209,774.93 and 84,943.06 is: 117,221.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,011.06 : 209,774.93 = 84,943.06 : x
  2. Step 2: Convert to fraction form
    152,011.06/209,774.93 = 84,943.06/x
  3. Step 3: Cross multiply
    152,011.06x = 209,774.93 × 84,943.06
  4. Step 4: Simplify right side
    152,011.06x = 17,818,924,465.49
  5. Step 5: Solve for x
    x = 17,818,924,465.49/152,011.06
  6. Step 6: Final answer
    x = 117,221.24

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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.