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Finding the Fourth Proportional to 64,045.62, 88,300.79 and 52,518.08

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Solution

The fourth proportional to 64,045.62, 88,300.79 and 52,518.08 is: 72,407.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,045.62 : 88,300.79 = 52,518.08 : x
  2. Step 2: Convert to fraction form
    64,045.62/88,300.79 = 52,518.08/x
  3. Step 3: Cross multiply
    64,045.62x = 88,300.79 × 52,518.08
  4. Step 4: Simplify right side
    64,045.62x = 4,637,387,953.28
  5. Step 5: Solve for x
    x = 4,637,387,953.28/64,045.62
  6. Step 6: Final answer
    x = 72,407.57

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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.