Home / 70,332.42-97,055.10-38,495.28

Finding the Fourth Proportional to 70,332.42, 97,055.10 and 38,495.28

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Solution

The fourth proportional to 70,332.42, 97,055.10 and 38,495.28 is: 53,121.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,332.42 : 97,055.10 = 38,495.28 : x
  2. Step 2: Convert to fraction form
    70,332.42/97,055.10 = 38,495.28/x
  3. Step 3: Cross multiply
    70,332.42x = 97,055.10 × 38,495.28
  4. Step 4: Simplify right side
    70,332.42x = 3,736,163,249.93
  5. Step 5: Solve for x
    x = 3,736,163,249.93/70,332.42
  6. Step 6: Final answer
    x = 53,121.49

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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.