Home / 72,011.64-99,332.37-46,477.92

Finding the Fourth Proportional to 72,011.64, 99,332.37 and 46,477.92

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Solution

The fourth proportional to 72,011.64, 99,332.37 and 46,477.92 is: 64,111.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,011.64 : 99,332.37 = 46,477.92 : x
  2. Step 2: Convert to fraction form
    72,011.64/99,332.37 = 46,477.92/x
  3. Step 3: Cross multiply
    72,011.64x = 99,332.37 × 46,477.92
  4. Step 4: Simplify right side
    72,011.64x = 4,616,761,946.27
  5. Step 5: Solve for x
    x = 4,616,761,946.27/72,011.64
  6. Step 6: Final answer
    x = 64,111.33

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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.