Home / 240,355.04-360,278.31-90,530.50

Finding the Fourth Proportional to 240,355.04, 360,278.31 and 90,530.50

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Solution

The fourth proportional to 240,355.04, 360,278.31 and 90,530.50 is: 135,699.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,355.04 : 360,278.31 = 90,530.50 : x
  2. Step 2: Convert to fraction form
    240,355.04/360,278.31 = 90,530.50/x
  3. Step 3: Cross multiply
    240,355.04x = 360,278.31 × 90,530.50
  4. Step 4: Simplify right side
    240,355.04x = 32,616,175,543.46
  5. Step 5: Solve for x
    x = 32,616,175,543.46/240,355.04
  6. Step 6: Final answer
    x = 135,699.99

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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.