Home / 460,075.53-690,030.06-140,150.84

Finding the Fourth Proportional to 460,075.53, 690,030.06 and 140,150.84

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Solution

The fourth proportional to 460,075.53, 690,030.06 and 140,150.84 is: 210,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,075.53 : 690,030.06 = 140,150.84 : x
  2. Step 2: Convert to fraction form
    460,075.53/690,030.06 = 140,150.84/x
  3. Step 3: Cross multiply
    460,075.53x = 690,030.06 × 140,150.84
  4. Step 4: Simplify right side
    460,075.53x = 96,708,289,084.10
  5. Step 5: Solve for x
    x = 96,708,289,084.10/460,075.53
  6. Step 6: Final answer
    x = 210,200.90

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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.