Home / 77,303.09-106,699.26-45,482.24

Finding the Fourth Proportional to 77,303.09, 106,699.26 and 45,482.24

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Solution

The fourth proportional to 77,303.09, 106,699.26 and 45,482.24 is: 62,777.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,303.09 : 106,699.26 = 45,482.24 : x
  2. Step 2: Convert to fraction form
    77,303.09/106,699.26 = 45,482.24/x
  3. Step 3: Cross multiply
    77,303.09x = 106,699.26 × 45,482.24
  4. Step 4: Simplify right side
    77,303.09x = 4,852,920,817.65
  5. Step 5: Solve for x
    x = 4,852,920,817.65/77,303.09
  6. Step 6: Final answer
    x = 62,777.84

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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.