Home / 97,242.16-134,238.98-56,950.32

Finding the Fourth Proportional to 97,242.16, 134,238.98 and 56,950.32

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Solution

The fourth proportional to 97,242.16, 134,238.98 and 56,950.32 is: 78,617.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,242.16 : 134,238.98 = 56,950.32 : x
  2. Step 2: Convert to fraction form
    97,242.16/134,238.98 = 56,950.32/x
  3. Step 3: Cross multiply
    97,242.16x = 134,238.98 × 56,950.32
  4. Step 4: Simplify right side
    97,242.16x = 7,644,952,867.47
  5. Step 5: Solve for x
    x = 7,644,952,867.47/97,242.16
  6. Step 6: Final answer
    x = 78,617.68

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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.