Home / 73,417.38-101,364.74-56,391.18

Finding the Fourth Proportional to 73,417.38, 101,364.74 and 56,391.18

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Solution

The fourth proportional to 73,417.38, 101,364.74 and 56,391.18 is: 77,857.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,417.38 : 101,364.74 = 56,391.18 : x
  2. Step 2: Convert to fraction form
    73,417.38/101,364.74 = 56,391.18/x
  3. Step 3: Cross multiply
    73,417.38x = 101,364.74 × 56,391.18
  4. Step 4: Simplify right side
    73,417.38x = 5,716,077,298.99
  5. Step 5: Solve for x
    x = 5,716,077,298.99/73,417.38
  6. Step 6: Final answer
    x = 77,857.28

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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.