Home / 94,570.86-130,507.76-52,130.10

Finding the Fourth Proportional to 94,570.86, 130,507.76 and 52,130.10

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Solution

The fourth proportional to 94,570.86, 130,507.76 and 52,130.10 is: 71,939.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,570.86 : 130,507.76 = 52,130.10 : x
  2. Step 2: Convert to fraction form
    94,570.86/130,507.76 = 52,130.10/x
  3. Step 3: Cross multiply
    94,570.86x = 130,507.76 × 52,130.10
  4. Step 4: Simplify right side
    94,570.86x = 6,803,382,318.93
  5. Step 5: Solve for x
    x = 6,803,382,318.93/94,570.86
  6. Step 6: Final answer
    x = 71,939.52

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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.