Home / 210,225.93-315,151.41-77,075.16

Finding the Fourth Proportional to 210,225.93, 315,151.41 and 77,075.16

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Solution

The fourth proportional to 210,225.93, 315,151.41 and 77,075.16 is: 115,544.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,225.93 : 315,151.41 = 77,075.16 : x
  2. Step 2: Convert to fraction form
    210,225.93/315,151.41 = 77,075.16/x
  3. Step 3: Cross multiply
    210,225.93x = 315,151.41 × 77,075.16
  4. Step 4: Simplify right side
    210,225.93x = 24,290,345,349.98
  5. Step 5: Solve for x
    x = 24,290,345,349.98/210,225.93
  6. Step 6: Final answer
    x = 115,544.00

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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.