Home / 88,055.04-121,513.86-48,762.93

Finding the Fourth Proportional to 88,055.04, 121,513.86 and 48,762.93

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Solution

The fourth proportional to 88,055.04, 121,513.86 and 48,762.93 is: 67,291.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,055.04 : 121,513.86 = 48,762.93 : x
  2. Step 2: Convert to fraction form
    88,055.04/121,513.86 = 48,762.93/x
  3. Step 3: Cross multiply
    88,055.04x = 121,513.86 × 48,762.93
  4. Step 4: Simplify right side
    88,055.04x = 5,925,371,849.21
  5. Step 5: Solve for x
    x = 5,925,371,849.21/88,055.04
  6. Step 6: Final answer
    x = 67,291.68

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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.