Home / 85,746.24-118,392.48-61,925.76

Finding the Fourth Proportional to 85,746.24, 118,392.48 and 61,925.76

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Solution

The fourth proportional to 85,746.24, 118,392.48 and 61,925.76 is: 85,502.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,746.24 : 118,392.48 = 61,925.76 : x
  2. Step 2: Convert to fraction form
    85,746.24/118,392.48 = 61,925.76/x
  3. Step 3: Cross multiply
    85,746.24x = 118,392.48 × 61,925.76
  4. Step 4: Simplify right side
    85,746.24x = 7,331,544,302.28
  5. Step 5: Solve for x
    x = 7,331,544,302.28/85,746.24
  6. Step 6: Final answer
    x = 85,502.81

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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.